Loading ...
Loading ...
Loading ...
4
Step 4
Seal the plenum
1. Caulk the 6 screw heads and any gaps on the
inside.
2. From the outside, caulk all exterior gaps between
the plenum and the wall.
Step 3
Install the insulating foam strips (cont.)
3. Measure and cut the longer (left and right) side
foam top strips to match the depth of the plenum
that is exposed in the interior wall.
4. Peel off the backing and apply the foam strips to
each side of the plenum along the front edges
and against the interior walls.
Loading ...
Loading ...
Loading ...