A roll of the fibre 7m long x 1m wide will cost about 15 and the insulating boards for concrete floors are.
Installing floor insulation do it yourself.
If you live in an older home then the process is a little trickier but still easy to do.
Installing floor insulation yourself.
Wear clothing adequate to protect against skin contact and irritation.
Before beginning the work read and observe the following precautions.
See do it yourself spray foam insulation and how to caulk.
But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.
If the house is a new construction or you are adding an addition it is easily done before the subfloor goes down.
Plan to pull up the flooring and layer new insulation on top of the old.
Measure between joists if insulating a floor or attic or studs if insulating unfinished walls to find the correct width for the insulation.
Not all home insulation work has to be carried out by a professional.
In crawlspaces and basements make sure there are no cracks in the foundation.
These do it yourself instructions cover installation of batts and blankets loose fill or poured in materials rigid boards and reflective insulations.
With the floor gone you ll have to find a spot elsewhere for stashing those off season clothes and that holiday decor.
It is fairly simple to do if you are a diy enthusiast and all the materials are available from your local diy store.