Basement Flooring How To Insulate A Concrete Floor. By Todd Fratzel on Basements, Foundations, Insulation. Insulating Concrete Floors. If you live in a cold climate then youre no stranger to cold concrete floors in the winter. If youre planning on finishing a basement or portion of your home that has a concrete floor then it may be a good idea to insulate it before installing basement flooring. Concrete floors are cold and full of moisture that can be a long term maintenance problem. Methods To Insulate A Concrete Floor. There are numerous methods for insulating concrete floors and slabs. The method that you chose really depends on cost and available headroom. If youre finishing a basement most building codes require a minimum finished head room of 7 6. So any choice in the insulated sub floor must account for that minimum height including the finished ceiling construction. The following are two methods that weve used in the past with great success. Insulated Sub Floor Panels. There are numerous products being sold today that are typically a combination of rigid foam insulation and some type of sub floor material like OSB. There are quite a few of them on the market including Barricade Subfloor Tiles. The subfloor tiles are really great for folks with little DIY experience and clearance issues as they provide one of the thinnest insulated options. Insulated Sub Floor. If youve got adequate headroom and few interferences then this is the method that we like best. This method works great if you dont have many doors and you can deal with the higher sub floor at the stairs. The method is quite simple consisting of a layer of foam board insulation, sleepers and a plywood sub floor see diagram above. First you need to be sure the floor is clean. Be sure to fix any problems in the concrete floor such as cracks, spalls and water problems. Install a layer of rigid foam board insulation such as Styrofoam Tongue and Groove or Styrofoam Brand Highload 4. We recommend at least 1 inch of foam board. Use a good quality foam board adhesive to adhere the foam to the concrete. If youre interested in learning more about foam board insulating properties then check out our article on R Values Of Foam Board Insulation. Seal all the seams of the foam board insulation. We recommend you tape the seams with Tyvek or similar tape. You can seal along the walls with spray foam from a can Great Stuff or similar. Install pressure treated sleepers. We recommend using 34 thick pressure treated decking. Use foam board adhesive along the bottom of the sleepers and also attach the sleepers to the concrete using masonry nails or a powder actuated nailer. Install a layer of 34 inch tongue and groove Advan. Tech or other sub floor material. We recommend you screw the sub floor to the sleepers using stainless steel screws and sub floor adhesive as well. We really recommend you consider using Advan. Tech because of its excellent properties in damp environments. Finally install your finish flooring. You can install any type of flooring at this point because of the sturdy sub floor. Final Thoughts On Insulating A Concrete Floor. The only issue to watch out for in this situation is the height. Download How Do You Get A Able Body Seaman License on this page. Youll most likely end up with 1 inch of foam board, 34 of an inch sleepers and 34 of an inch for the sub floor for a total of 2 12 inches. Fixing Cracked Concrete Block Wall' title='Fixing Cracked Concrete Block Wall' />This will most likely require doors to be lifted and stairs to be reconfigured. However, youll have a very warm comfortable floor and a whole lot less moisture in your basement. Want To Hire A Professional If youre feeling a bit overwhelmed by a full basement remodel then you may want to consider hiring a contractor. A good place to start is using industry proven contractor referral companies. MasonryBlockCracks209DJFs.jpg' alt='Fixing Cracked Concrete Block Wall' title='Fixing Cracked Concrete Block Wall' />Company like Service. Magic offer a great referral service. Just follow the next link. Get matched to local Concrete, Brick Stone contractors for your home improvement projects. HomeAdvisors network of Concrete, Brick Stone contractors are. Penetrating concrete and brick sealers, DIY crack repair, basement waterproofing, concrete stain, radon mitigation, mold remediation, backup sump pumps. New Case Study Highway A24, Portugal Slope Protection. In August 2016, Concrete Canvas GCCM CC was used to protect 2 slopes located at. Building a hollow block perimeter wall around our Philippine lot. A first step in our Philippine house building project. Katherine Boo, writing in the February 23.