Concrete block brick and even stone.
Insulating attic crawl space doors.
The access door is in our closet which is fine except the fact that the crawl space has very little insulation and neither does the door.
Crawl space door without louvers for crawl space access ventilation or encapsulation white 16 height x 32 width 4 4 out of 5 stars 2.
Two inch expanded polystyrene foam board is the favored insulation for crawl space inside walls.
As you can see using the flame test the door is a little crooked which leaves a gap at the top and the bottom which allows cold air to flow into our closet.
On the door pictured below i added a 1 foil insulation board to the back of this door adding an r value of 6 5.
Staple long pieces of duct tape sticky side up onto the attic scuttle door.
Add foam insulation tape around the edges to seal the perimeter where it rests in the access hole.
Crawl spaces can be major sources of home energy loss whether or not your ventilation system routs through the crawl space area.
Premier 2400 series aluminum universal access door 24 x 24 screwdriver latch 4 5 out of 5 stars 7.
Here s one good method.
Rigid foam insulation works for any type of masonry wall.
Then add insulation batting to form a pillow and wrap it up like a birthday present as shown.
Insulating a crawlspace door short of ripping the door out there is a simple fix you can do to increase the r value.