Insulating Concrete Walls In Garage

The cinder block material is light and porous.

Insulating concrete walls in garage. You re spending your hard earned money on insulating your garage. As such a lot of interior heat can escape through cinder block walls during the winter. And don t forget to take flooring into account. Remove all the trim from the exterior walls window and door casings baseboards crown molding you name it and rip the drywall and studs off the block walls.

Sealing the gaps behind the walls will set you up right from the start. So before insulating go around the garage with a can of low expanding spray foam and seal all gaps and cracks that let in the daylight. The first is to use a fibreglass insulation much like the type found in any typical loft. The second is to use a coated foam sheet like the ones manufactured by kingspan or celotex.

Air sealing the walls is different than insulating them but they go hand in hand. Consider all aspects of insulating your garage not just the walls but also the garage doors and the ceiling particularly if you plan to add a heating and or cooling system. For example while an epoxy coating will add a protective layer to the floor it won t necessarily add insulating values. There are two main ways to insulate a concrete garage.

You can insulate the walls ceiling and door of the garage to the highest r value possible but if you fail to fill those air gaps you ll still be wasting a lot of heat. Adding 2 inch thick insofast panels will bring your walls to r 13 30 percent more than the iecc minimum. Cinder blocks are uniform concrete and cinder blocks used in the construction of low budget walls and foundations.