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the installer can either cut a 14” hole between the rafters or cut a 19” hole with the
roof rafter running through the cut hole.
Step 3
The Solar Attic Fan must be installed between roof rafters. Do not cut through any framing
member. With a reciprocating saw, cut the diameter of the hole.
Step 4
With razor knife, cut a 4 inch through the shingles and tar paper. On opposite sides of the flashing,
This provides the footprint for the flashing to be inserted under the shingles.
Step 5
Remove any roofing nails in the area where the base will be slid under the shingles.
Step 6
Lay a bead of Silicone Sealant around the base of the flashing.
Step 7
Slide the flashing underneath the tar paper and shingles. Adjust the flashing up until the shingles
come into contact with the raised portion of the flashing. The bottom side of the flashing will be
on top of the shingles.
Step 8
Position the four screws around the flashing. Two screws go on either side, and the remaining
two go on the top and bottom. The side screws should go underneath the shingles. The top and
bottom screws should go on top of the shingles.
Lay a bead of Silicone Sealant over each fastener head and along the edges to seal shingles to the
base or roof decking
Step 9
Lay a bead of Silicone Sealant along the edge of the shaft base to insure a waterproof seal
Step 10
Remove the foam protective cover and adjust the panel. Use the screws and nuts to fasten the
angles.
