Most people know the benefits of insulating a home s wall floors and ceilings.
Insulated garage floor on concrete.
In addition to offering insulation and energy savings the plywood subfloor described here can provide the perfect foundation for finish flooring such as carpeting adding warmth in look as.
Before you begin the concrete slab should be in good condition level and free.
If your basement or garage is chilly all the time the concrete floor is probably a big part of the problem.
Insulating a concrete floor alternative options.
Concrete is cold and hard but an insulated concrete slab can make a heated garage significantly warmer and more energy efficient.
Reduced energy costs and greater comfort.
Run the polyethylene up the sides of the walls 3 to 4 inches and secure to the walls with construction tape.
Last chance to waterproof your wall.
While you can apply insulation over the concrete slab that requires adding wood subflooring and other components that add to the cost and complexity of the project.
These all assume that the existing floor of the garage is a solid concrete slab and any irregularities in the floor do not exceed 5 mm over a 3 m straight line.
I wrote a tutorial on how to waterproof and seal your garage walls using drylok.
Here s my step by step process for how i added insulation to my garage.
How to insulate a concrete floor before pouring.
Insulating concrete garage floors begins with covering the entire floor with 6 mil polyethylene which will serve as a vapor barrier.
Installing insulation prior to the pouring of a concrete slab floor improves the energy efficiency of the floor and makes it more comfortable.
The method shown above is the best way to insulate a concrete floor without digging it up and laying it again with insulation added below the finished surface.
Concrete floor this is where the insulation such as kingspan kooltherm k103 is laid on top of the existing concrete slab and final layer of screed added above this.
Overlap the seams about 6 to 8 inches and seal the seams with waterproof construction tape.
But fewer know that a.
Insulating a concrete floor can save you money on your heating bill making an attached garage or basement warmer and by extension the rest of your house.
If you didn t do that before you put the frame up you can still do it now although it s going to be.
How to insulate a garage step by step.