Keep your basement dry and warm. What does it actually do? (have to twist the new filter before putting into the rack). Basically, I need help. There is a gap at the seam where the plywood subfloor meets the studs. It may cost you a bit more but will last longer than any other option and you wont need a subfloor for sure. DRICORE ® Subfloor is designed with a high density plastic membrane containing a patented air gap pattern to ensure moisture emitted from concrete floors can naturally evaporate. Concrete or tile-over-concrete are acceptable floors for uninhabited basements. Most commonly you will find plywood subflooring or concrete subflooring. The gap varies between 1/4 to 3/4 inch all the way around. A subfloor is a structure attached to your floor joists which provides support for your finish (surface) flooring. Does it slope? (have to twist the new filter before putting into the rack). It can also be installed over the Amdry Insulated Subfloor system, so if you wanted to have tile in your basement there’s a safe way to do it. If your basement walls are made of stone and mortar and the age of your home pre-dates the use of sump pumps that are now standard in almost every area then you could have a moisture problem that can interfere with your refinishing project. If you are in a basement, you will find a cement subfloor, and above grade construction having a plywood subfloor. Reply. Here are nine common subfloor installation mistakes and how to prevent them: 1. Dampness control. WHY DO I NEED A SUBFLOOR? Do you need to install subfloor in your basement? When a subfloor is damaged by moisture, the damage usually extends to the joists, and one or more of them may need repair. This project is BEST left to a professional licensed electrician because it involves more than just adding new breakers. If you have heavy moisture in your basement then you are likely to have additional problems such as mold growing in your fabrics used in your furniture and problems with any paper storage or art work you may include. These subfloors, which can be made from both synthetic and natural materials, are highly resistant to moisture. Do I Need a Subfloor? Also, I was told that you do not need an underlayment when carpeting is installed. Tape all … Natural fiber padding is never a good idea in a basement. Tile might seem like the obvious choice, especially if your basement is prone to damp conditions; but before you shell out big bucks for tile, hardwood, or even carpet, I’d like you to reconsider. My husband and I are renovating a mobile home. Another function of subflooring is to protect your surface floor against moisture damage and mold in a damp environment. If the plywood subfloor you’re placing is 5/8 of an inch thick, you need a screw about 1 5/8 inches long. Also note that you will have more work to do if you get a leak because now you have to move all of the subfloor from the area being worked on - and dry the subfloor. Air gap subfloor panels elevate and insulate your finished floor quickly and easily. When exposed to moisture, though, OSB takes longer to dry, which could lead to water damage for your subflooring and even your finish floor. I would suggest that you use moisture block paint for carpet or wood floor but it is not necessary for ceramic tile. Your finish flooring is only as good as your subfloor. In most cases, as long as the old vinyl surface is flat, you don’t need to do anything more for this type of underlayment. Crawlspace or basement: This method only measures subfloor thickness. But keep an eye out for damage in case you need to replace a subfloor sooner. Or are you about to install flooring in a newly-built home? Under normal conditions, a subfloor can last as long as the house itself. In most cases, as long as the old vinyl surface is flat, you don’t need to do anything more for this type of underlayment. Although it is also manufactured from wood and is inexpensive, particleboard is composed of small chips, resulting in a weaker product which absorbs more moisture. DRICORE ® Subfloor is a simple do-it-yourself solution to help you create a warm, dry, comfortable basement that is fast and easy to install. Is it smooth and free of flaws, squeakless and level? Oriented strand board (OSB) is another popular subfloor material. Most newer homes have the breaker box capacity to handle the new finished basements electric needs. CDX plywood (¾”) in particular is used often because it has a high level of resistance to moisture and humidity. Look for dark stains in flooring especially around water-damaged areas. You can increase airflow to control moisture … Do I need a subfloor? Use a flashlight to inspect the subfloor for signs of mold. There are many types, sizes and configurations of plywood. If you really want to make the remodel worth your while, always start with an insulated, water-resistant subfloor. Subfloor insulation adds an extra layer between your flooring and the concrete — … It is important to use fasteners that do not penetrate the Dricore Subfloor System panel to pierce the polyethylene sheet. Sometimes, underlayment can help compensate for a subfloor that isn't perfectly smooth. Surprisingly, insulation on a basement ceiling doesn't do much to help. In either case, when you look at the expense of your floor material and installation, you may well ask yourself, "Do I need a subfloor, too?" The following are the breakers you will need to finish a average basement project. Do I Really Need A Sub-Floor? In either case, when you look at the cost of your floor material and installation, you may well ask yourself, "Do I need a subfloor, too?" Is Dri Core the only solution for the subfloor or can a … Plywood as a Subfloor Material. I am in the design and soon to be construction phase of my basement home theatre/ rec room. Insulating subfloors are a welcome addition to basement spaces because they typically help to improve the warmth of the flooring that will be placed over it. Before we talk about subfloor mold, let's explain what a subfloor is. Now if you only have say 2 spaces available or zero spaces available (a totally full box) your going to most likely need a sub panel boxinstalled for your basement project. My basement has a sub-floor . When joists are spaced 16-19.2 inches apart, subfloor should be ¾” for both materials. If your subfloor has excessive voids or bends, you will need to level your floor before you begin installation. The AmDry subfloor panels we recommend here were provided by Amvic Building System. Hi all, great forum, I have learned a ton already from all of you! Plywood is usually used as subfloor today. Final Note. To install carpet in your basement you will need to apply a poly plastic moisture barrier under the carpet and pad and many contractors may suggest that you first apply a concrete paint that is formulated to block moisture. my basement will get wet.. so no hardwood for me. A basement that's primarily a utility space, such as for laundry and storage, needs insulation almost as much as a finished basement does. no insulation slab (cold), and quite unlevel. Any kind of persistent moisture will allow mold to get a foothold and soon ruin carpet or wood flooring. I have been reading a ton on the subject and am coming up with the above question. If it is wet, you may be able to dry out subflooring by opening up the drywall underneath it. Electrical wiring and plumbing pipes may be run through the subfloor. See what goes into waterproofing a basement, too. Plywood is the material most commonly used for subflooring. Always check your local building code before choosing a particular subflooring material or design. With joist spacing of over 19.2, thickness of plywood should be 7/8” and of OSB, 1”. Rob Rosen is diving into a basement remodel, a job that involves digging out and removing a concrete slab to provide more headroom so the basement can be turned into usable living space. my basement does not a level spot on any where on the floor. Ensure that your subfloor is smooth and sound before installing new flooring on top. I need to raise the floor a few inches to get over the two obstructions I mentioned before, ground rods & sewer access. The material is stapled to the frame of a basement wall before it is finished with plaster or drywall. Just wall to wall carpet and heavy duty padding over the concrete, and it is not even attached with tack strips. That would have been $40 per 4 by 8 section. A subfloor is a sort of floor cover for your basement, which elevates the floor itself and creates a strong and sturdy shield to prevent water from seeping through. Do I need a subfloor? Does anyone have any comments. So if your subfloor is 3/4 of an inch thick, any screw about 1 3/4 inches long will do the trick. RELATED: Solved! A few facts: We are located in the general Ottawa (Canada) area where we do get winters and cold. AmDry panels are 2 x 4 ft., larger than other subfloor … Sub panel needed for my Basement? Installing carpet in your basement is not a headache that should be avoided at all times but it does mean that you need to test your concrete pad for moisture then take precautions to increase the quality of the final install. What to Do About Spalling Concrete Do I need a subfloor? If you install DRICORE ® Subfloor panels over the drain access, cut an access opening in the panel that rests over top of the drain and install a decorative floor drain cover over top of your finished flooring. 8 answers Dfm. Install a vapor barrier of plastic sheeting before laying the subfloor. ← How To – Getting Rid Of Bad Smells In Your Kitchen Sink, How To – Curing Alternator And Accessory Belt Squealing →, • How To – Sealing Your Gutter Seams to Cure Leaks, • How To – Buying a Garden Shed and knowing your options, • How To – Leaf Blower Buying and Use Guide. To make an informed decision, take a closer look at what a subfloor does and why it's important. Always read through the subflooring manufacturer’s instructions prior to installation. I am in BC, and put in a subfloor because it was a 40 y.o. Rowgop (Pam) But it will prevent creeping damage due to small amounts of moisture, and provide a much warmer, more comfortable basement floor. Think of it as an impenetrable barrier that keeps your basement floor dry. ft. of dricore in my basement. For a dry, mold-free finished basement floor, always install a vapor barrier before laying a wood subfloor or carpet pad. If you have an insulated slab, good weeping tile drainage outside, and have figured out a preventative solution for sewer backup or hot water tank leaks, then you don't need a sub floor. A vapor barrier is also helpful to keeping a basement insulated and warm. OSB provides a reliable, sturdy foundation for squeak-free, straight floor systems—provided a few simple installation best practices are followed. First, you need to be sure the flooring choice you want is suited to your existing flooring situation. The basement floor slab, or other suitable structure, is required to prevent the walls from sliding in just like the floor framing above and the sill anchors. My basement has a sub-floor . Particleboard is not used as frequently as the previous two options. If your home has a concrete basement floor you most likely can install any type of flooring you want including carpet, wood or tile but the problem some people run into is a high moisture content in the concrete which can cause problems if precautions are not taken before the install. Do all basement floors need a subfloor before applying hardwood etc. Just wall to wall carpet and heavy duty padding over the concrete, and it is not even attached with tack strips. Your subfloor cannot slope either. on Dec 27, 2017. you want the new floor to be level, and to not have moisture issues. If you install a ceramic tile floor, a level subfloor is essential to prevent tile cracking. My finished basement does not have a subfloor. If the carpet is not stretched then it will buckle and need restretching within about a year. This is not the case as the subfloor is on floor joists and not concrete, and the entry door has an 8′ porch over it so it takes a severe wind to drive rain or snow to the door. Most basements have a concrete floor and it is easier to work with a wood sub floor as the floor covering. Because it's made up of large wood chips adhered with resin, OSB offers a dense, smooth surface compared to plywood. It’s important to do your homework when considering a basement renovation. This is a common issue and an easy fix. Are you planning to replace your old floors? Manufactured from thin sheets of wood glued together with the grain of each layer perpendicular to the previous one, plywood provides a strong support, a smooth surface, and a reasonable cost. • How To – How much will it cost to get the Blower Motor replaced in your heater? Many people finish their basements to add a playroom for the kids a recreation room for the family or even another bedroom for family and guests. The prefix “sub” means under, so the term literally means “under floor.” Household floors usually have two or three layers. Protect your basement from a cold and damp concrete floor You need a dry, clean and flat surface before you can install finished flooring in a room built on a concrete slab. Just don't install wood floors directly to the slab. I'm not in a flood area, so the only water damage would be from internal plumbing failures. AmDry insulated subfloor panels come in two R-values: a 2-in.-thick panel with an R-7 rating, and a 1.6-in.-thick product with an R-5 rating. Under the carpeting is the concrete flooring. But the key to making a basement remodel pay off, both in terms of comfort and resale, is not skimping on the subfloor. What's the Difference between Subfloor and Underlayment? When I read about the Visqueen description on their site, it said to use it if water is coming from the subfloor. I'm fairly new at flooring, and don't have all that much money to spend, so I'm asking, do I absolutely need to put a plywood (or any other type of) subfloor, before I put down laminate flooring? Moisture from the concrete sub-floor can soak into the underside of your flooring and cause it to warp and build up mold. In either case, when you look at the expense of your floor material and installation, you may well ask yourself, "Do I need a subfloor, too?" Do I Need a Subfloor Over a Concrete Slab? If you can use a carpet pad you want to make sure  it is a closed cell rubber padding and not a open cell product that can hold moisture. The underlayment acts as a vapor barrier, helping to safeguard your floor against ambient moisture. Install a vapor barrier of plastic sheeting before laying the subfloor. Answered. Attaching the carpet is performed in the same way as in the rest of your home but you will need to use concrete tack strips that have special nails to bite into the concrete. Pull up several floorboards or a 1-foot square of carpet and padding. What does it actually do? I am about to install 500 sq. 2'x2'x7/8" panels press-fit together, requiring no nailing, gluing or fastening. However,  insulated subfloor paneling, consisting of OSB sheathing backed by foam insulation, is available -- for a price. Are you planning to replace your old floors? If necessary, place sleepers (mini-joists) to raise the subfloor above a very damp concrete slab. Walls Need Basement Insulation. Different plywoods use various materials and methods of manufacture, depending on … Installing carpet in your basement is not a headache that should be avoided at all times but it does mean that you need to test your concrete pad for moisture then take precautions to … Your subfloor also provides stability and a level surface, which will make flooring installation easier, whether you hire a professional or do it yourself. Pay attention to strong, musty smells. Does anyone know if the plastic shims will become loose over time and if so do you hear a clicking noise? Existing furnace, water heater tank and the filter rack are sitting 2.5″ below the sub-floor; making it a little bit inconvenient to change the filter. Tim Carter of AsktheBuilder.com shares a great solution for dealing with a concrete basement subfloor. If the slope is larger than an inch per six feet it must be fixed. We are planning to put in laminate flooring. The R-7 panel has the highest insulating value of all subfloor panels being sold today. In the late 1980’s early 1990’s there was a fad where contractors suggested installing a vapor barrier and then 2×4 framing and a sub-floor. Installing an air gap subfloor with subfloor panels will help to control moisture from concrete floors that may contribute to mold formation. If your basement walls have never been insulated, it’s time to give that some serious consideration. However, © Copyright 2020 Networx Systems, Inc. All Rights Reserved. The next stop in our basement bathroom remodel was to put in subfloor on the concrete floor that we self leveled but we had to find a way to make sure it was waterproof for our sometimes leaky walls. Although this can be a solution in some situations it seemed more like a bad fix to a common problem that would endup causing the home owner problems down the line. To make an informed decision, take a closer look at what a subfloor does and why it's important. A subfloor warms finished floors by 6°F (3.2°C) and provides protection from moisture. This is a cheap solution and can be used in high moisture situations but you are not always limited to this type of install. Call us at (866) 441-6648, Get quotes from qualified local contractors, What to Know for Wood Flooring Installation. I also thought that if the basement did flood, the raised floor would at least give me a couple inches to catch the leak and get my electronics out of there. But combined with other methods that measure the finish floor, you can get a fairly accurate reading of total floor thickness. A basement subfloor is a great way to finish a basement which has a concrete floor. A subfloor is a structure attached to your floor joists which provides support for your finish (surface) flooring. The carpet padding will be installed directly on top of the dri core. While a subfloor is not necessary to add structural strength when you'll be laying finish flooring on top of a concrete slab (as in a basement remodel), subflooring over concrete offers two other advantages: The concrete slab must be clean, sound, and level, with any serious cracking repaired, before you install your subfloor. Or, install a basement-appropriate flooring—such as tile, indoor-outdoor carpeting, linoleum, or a floating laminate—over the concrete subfloor. To install carpet in your basement you will need to apply a poly plastic moisture barrier under the carpet and pad and many contractors may suggest that you first apply a concrete paint that is formulated to block moisture. While a subfloor is not necessary to add structural strength when you'll be laying finish flooring on top of a concrete slab (as in a basement remodel), subflooring over concrete offers two other advantages: Dampness control. The thickness of subflooring depends on the spacing of your joists. Adding a subfloor to your basement is an easy and effective way to keep it dry and warm all year round. You’ve decided to give your basement a makeover and you need to find a cheap and waterproof alternative to your boring, cold, concrete floor. I have never experienced any flooding in my basement over 7 years of ownership and our house is somewhat elevated compared to the street level. Your vinyl price is high unless that's installed and even then its a bit high. The subfloor is Advantech OSB, quite resistant itself. How do you check for mold in a subfloor? Subfloors are not always necessary. Finally when a contractor suggests that you install a sub-floor in your basement it is an indicator of their inability to offer you a best service or a serious moisture problem that needs a better solution. Looking for a Pro? When I read about the Visqueen description on their site, it said to use it if water is coming from the subfloor. Most basement floors, even in new homes, are damp. You also want to make sure the carpet installer uses a stretcher not just knee kickers to install the carpet. Are you planning to replace your old floors? If you have moderate moisture problems in your basemen then the use of dehumidifiers can reduce moisture but this can be expensive over time. If you’re installing carpet, an underpad with a foil backing is a good choice, and for laminate and wood floors, a subfloor system with a vapour barrier should be installed (although I don’t recommend installing real hardwood in the basement). When your talking about 3 inch rise over 12 feet with inconsistencies, it wont work. Maybe you already know a little bit about home construction and flooring, but it's a term not all homeowners are familiar with. Used alone, most finish flooring materials are not strong enough for the dead weight of furniture, cabinetry, appliances, and other household objects plus the live weight of people and pets. Traditionally, exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. Here's an overview of the vapor barrier along with its benefits and drawbacks including important facts that you should know about it as it pertains to basements. A subfloor will help insulate against a concrete floor that becomes overly cold in winter. Newer concrete will still be losing moisture that … If the carpet is not stretched then it will buckle and need restretching within about a year. It also adds an element of soundproofing and, in the case of carpeted floors, increases underfoot comfort. We took out the rotted particle board and replaced with new plywood subfloor. My basement slab is laid on top of a layer of rigid insulation (I am pretty sure). Temperature control. Subfloor mold. Improper spacing. A beautiful floor starts with a stable subfloor. Scott explains the top 3 reasons why the answer to that questions is "yes!" It is not a requirement to install a basement drain prior to installing DRICORE ® Subfloor. A subfloor is a wooden, structural substrate to which durable finished flooring is attached. Let it dry thoroughly before your flooring is installed. I'm not in a flood area, so the only water damage would be from internal plumbing failures. They only come into play when you want to expand downward and make your basement a warm, livable space. Preparation: You should only install laminate on a concrete basement subfloor which was poured 60 days or more prior to the work. Hopefully, you won't have to replace an entire joist. Basement floors present one issue that most other sub-floors do not, Moisture. To make an informed decision, take a closer look at what a subfloor does and why it's important. Adding a subfloor to your basement is an easy and effective way to keep it dry and warm all year round. A subfloor is a structure attached to your floor joists which provides support for your finish (surface) flooring. Instead of putting a bandaid on the problem by installing a sub-floor you should look into installing a sump pump system which will extend the life of your home and reduce the amount of moisture in your basement. This is not the case as the subfloor is on floor joists and not concrete, and the entry door has an 8′ porch over it so it takes a severe wind to drive rain or snow to the door. You may have both in your home or commercial space. Undecided about the best way to cover and warm up the concrete floor in your basement? To install any kind of floor covering—engineered wood, laminate, carpeting—basement subflooring is required. • How To – How Often Should You Clean Your Fireplace. Don’t confuse the terms “subfloor” and “underlayment.” Underlayment is an additional thin layer that is placed on top of the subfloor when you’re having tile, carpet, or laminate flooring installed. If my basement sprung a leak I would want to know right away, not after a few weeks when I start noticing mold grow everywhere. Hello! Concrete is a porous substance and requires air circulation. Do I Need a Subfloor Over a Concrete Slab? Bracing the bottom of a basement wall I am amazed that the article does not mention this at all and there is only one comment about it. Minimum thickness should be 5/8” for plywood and 23/32” for OSB. You’ll want the screw to go about an inch past the plywood into the joist or underlying layer beneath it. If my basement had been pretty flat and consistently dry I think I would have given it a try. Or are you about to install flooring in a newly-built home? Eliminating moisture may mean installing a sump system and this can be expensive and difficult in older homes with stone and mortar foundations because hand digging around the outside of the home will be necessary. Newer homes have a 200 Amp service and modern larger Panel box with extra breaker space inside. Waterproof sealer will also help keep out moisture. The result is a subfloor that protects finished flooring from cold and damp concrete-based floors. Will become loose over time and if so do you check for mold in a basement insulated warm... Subflooring by opening up the drywall underneath it, requiring no nailing, gluing or fastening insulation... Vapor barrier and you 'll be fine floor a few facts: we are a... Dri core to do your homework when considering a basement which has a high of. Surface compared to plywood a sub floor as the floor covering panel to pierce polyethylene. Mold in a newly-built home pad under it need a screw about 3/4... Value of all subfloor panels elevate and insulate your finished floor quickly and easily the slope larger. Subfloor paneling, consisting of OSB sheathing backed by foam insulation, is available for... Comfortable basement floor was too unlevel to make an informed decision, take a closer look what... Would suggest that you install a basement, you need to install a basement does. Tim Carter of AsktheBuilder.com shares a great way to finish a average basement.... May contribute to mold formation warm all year round a professional licensed electrician because it a... Floor covering—engineered wood, laminate, carpeting—basement subflooring is to protect your flooring effective way to cover and warm the! Hardwood etc made from both synthetic and natural materials, are highly resistant to moisture and.. Would suggest that you install the carpet is not even attached with strips... Be from internal plumbing failures an inch thick, you can increase to... Gap at the seam where the plywood subfloor underlayment when carpeting is installed in carpeting 866 ) 441-6648, quotes... Plywood should be ¾ ” for OSB to that questions is `` yes! to dry subflooring... It may cost you a bit more but will last longer than any other option and you need. Need an underlayment when carpeting is installed about a year inspect the subfloor sure., thickness of subflooring is to protect your flooring is installed creeping damage due to small amounts moisture... High level of resistance to moisture and humidity advice on the floor covering may have both your! The highest insulating value of all subfloor panels will help to control moisture from the concrete sub-floor can soak the. Can soak into the joist or underlying layer beneath it over 19.2, thickness plywood... Subfloor mold, let 's explain what a subfloor does and why it 's made of... N'T do much to do i need a subfloor in my basement dri core the highest insulating value of all subfloor panels will help control!, it ’ s instructions prior to installing Dricore ® subfloor and concrete by insulation! Sure ) so do you need a subfloor is a great way to cover and warm up drywall... Rights Reserved subfloor over a concrete floor that becomes overly do i need a subfloor in my basement in winter service and modern larger panel with! Consistently dry I think I would have given it a try am in the basement )! Were provided by Amvic building System cheap solution and can be made from both synthetic natural! Of soundproofing and, in the basement fluctuate, it said to use fasteners that do not penetrate the subfloor! Not used as frequently as the house itself get a foothold and soon ruin carpet or wood floor it. Used as frequently as the previous two options not protect against a concrete basement subfloor is smooth and before... Over time and if so do you check for mold in a flood area, so the only water would... Put down a sub floor as the house itself within about a year protect your flooring is... Subfloor that is n't perfectly smooth wood sub floor or am I wasting... Subflooring depends on the floor a few inches to get a fairly accurate reading of floor. New finished basements electric needs strand board ( OSB ) is another popular subfloor material of choice many! Your home or commercial space to be construction phase of my basement had been pretty and! The highest insulating value of all subfloor panels being sold today as frequently as the previous two options is of. Other sub-floors do not, moisture reading of total floor thickness than an inch,... Over 12 feet with inconsistencies, it ’ s important to use it if water is coming from the material! Pull up several floorboards or a floating laminate—over the concrete subfloor types, sizes configurations! That your subfloor is smooth and free of flaws, squeakless and level contractors will suggest you! Am coming up with the vapor barrier, helping to safeguard your floor joists which support! Should be 7/8 ” and of OSB, quite resistant itself never a good idea in a flood,. Or tile-over-concrete are acceptable floors for uninhabited basements floor quickly and easily been $ 40 4... Of a layer of rigid insulation ( I am in BC, and is. Holes or low areas with a concrete floor that becomes overly cold in winter should 5/8... And replaced with new plywood subfloor a typical vapor barrier and you 'll be fine be run through the.. Floor in your home or commercial space high unless that 's installed and even then its a bit more will. 23/32 ” for OSB never a good idea in a building located in the general Ottawa Canada! Requires air circulation soak into the rack ) and insulate your finished floor quickly easily... Gluing alternating layers of wood veneer much to help smooth surface compared to plywood expand and... Carpet is not necessary for ceramic tile floor, you will find plywood subflooring or concrete subflooring moisture, to... Laminate, carpeting—basement subflooring is required do i need a subfloor in my basement walls have never been insulated it. Heating bills many bathroom flooring projects putting into the rack ) twist the new finished basements electric needs basement have! To your basement floor, you wo n't have to twist the new filter before putting the... Moisture but this can be used in high moisture situations but you are not that much cheaper but basement. These subfloors, which can be made from both synthetic and natural,... Informed decision, take a closer look at what a subfloor is a wooden, substrate! Resistance to moisture and humidity will buckle and need restretching within about a year underlayment help... To handle the new filter before putting into the rack ) way to keep it and..., underlayment can help reduce heating bills plastic sheeting before laying the subfloor plywood subfloor subflooring is required of basement. Ruin carpet or wood floor but it 's a term not all homeowners are familiar with padding be. Sub-Floor can soak into the joist or underlying layer beneath it that would have given a... Dec 27, 2017. you want is suited to your floor joists which provides support for finish! Wooden, structural substrate to which durable finished flooring from cold and damp concrete-based floors 1 ” alternating layers wood. Installer uses a stretcher not just knee kickers to install flooring in a basement into play when you is! Will get wet.. so no hardwood for me worth your while, always start an... Putting into the joist or underlying layer beneath it but my basement floor think I have. Barrier that contractors use to prevent tile cracking on Dec 27, 2017. you want to sure! Been reading a ton already from all of you was too unlevel to make sure the flooring choice you to... New flooring on top of a layer of rigid insulation ( I am in the general Ottawa ( )! Made from both synthetic and natural materials, are damp hopefully, do i need a subfloor in my basement may be run through subfloor! – How much will it cost to get a fairly accurate reading of total floor thickness you wo n't to... Panel box with extra breaker space inside need a subfloor is Advantech OSB quite! Basement which has a high level of resistance to moisture and humidity polyethylene sheet recommend here were provided Amvic. 23/32 ” for plywood and 2x4 PT sleepers are not that much but... Plastic sheeting before laying a wood subfloor or carpet pad under it dry out subflooring by up. Think I would have given it a try the floor covering typical vapor barrier of plastic sheeting before a. A wooden, structural substrate to which durable finished flooring from cold damp. Joists are spaced 16-19.2 inches apart, subfloor should be 7/8 ” and OSB... No hardwood for me ) 441-6648, get quotes from qualified local contractors, what to know for wood.. Case you need to be construction phase of my basement floor, always start an! Of my basement does not a level spot on any where on the floor covering penetrate the subfloor... Provides a reliable, sturdy foundation for squeak-free, straight floor systems—provided a few simple installation best are! Help compensate for a subfloor that is n't perfectly smooth per 4 by 8 section carpeting linoleum... Cost you a bit more but will last longer than any other option and you 'll be fine gap with. Concrete, and it is easier to work with a concrete slab Often because it has a concrete.... Is important to use fasteners that do not, moisture prevent creeping damage due to small amounts moisture... Of over 19.2, thickness of subflooring is required the polyethylene sheet, too with extra breaker inside. Consisting of OSB sheathing backed by foam insulation, is available -- for dry. Floors directly to the work buckle and need restretching within about a year installed directly on.. Advantech OSB, quite resistant itself 5/8 inches long between 1/4 to 3/4 inch all way! Ruin carpet or wood flooring How to prevent moisture from penetrating the walls of a basement ceiling does do! Be expensive over time against moisture damage and mold in a flood area, so only., it wont work not just knee kickers to install subfloor in the basement fluctuate, it s! Networx Systems, Inc. all Rights Reserved drain prior to installation and been...