Controlling moisture in a garage is done by using exterior grade plywood sheets laid over the foam insulating panels and also by laying down a sheet of polyethylene plastic as a vapor barrier to block moisture.
Insulating a concrete slab around garage door.
When a slab is being insulated in new construction the vapor barrier is usually laid down first before the slab is poured.
Garage door insulation project guide.
For monolithic slab and footing the insulation must extend only to the bottom of the footing or the distance specified whichever is less.
Get free shipping on qualified under slab foam board insulation or buy online pick up in store today in the building materials department.
Insulate your garage to reduce energy bills and protect your garage against harsh outdoor temperatures.
The climate the type of foundation whether the slab includes hydronic tubing for radiant heat and the severity of the local termite problem.
Insulating a slab on grade depends on at least four factors.
Martin holladay explains insulating a slab on grade in the energy smart details department.
The rated r value of insulation shall be installed around the perimeter of the slab on grade floor to the distance specified.