How To Attach Rigid Foam Insulation To Attic Access
With the use of rigid insulation homeowners in the northern areas of the country are able to combat heat loss through their attic the rigid insulation is a foam polystyrene material that comes in various thickness to add to the current r value of the fiberglass insulation between the rafters.
How to attach rigid foam insulation to attic access. Install the weather stripping onto the hatch or on the inside of the trim. Attach the two layers of foam board together and apply them to the hatch. Make sure the r value of the insulation on the hatch matches the r value of the insulation in the rest of the attic. Cut two pieces of foam board that are about 1 4 smaller than the hatch.
2 measure and cut the foam boards as. Place a strip of caulking at every junction where the foam boards will have to meet the support structures of the attic. Step 4 cut foam boards the next step involves cutting out the foam boards according to precise measurements. Use a screw length as long as the insulation is.
Place the furring strips on the wall carefully making sure they are aligned in a straight plane with one another. Select rigid foam insulation boards that are at least 1 2 inch less in thickness than the rafter space is deep if you plan to finish the attic as living space. Install fiberglass batt insulation on top of the foam board. Attach the pieces of foam board to themselves and then attach them to the hatch.