Then screw the ply to the roof deck.
How to attach a plenum to a roof jack.
Put the fingers through and bend it back on the plywood.
All connections inside the home must be made below the ceiling.
This is a short training video to show technicians and homeowners how to properly install flex duct to plenums.
Pull the shingles lining the part of the hole nearer the top of the.
Tack nail it in a few places so it stays where you put it.
Insert the lower end of the collar into the end of the duct riser at the cooler platform and fit the apron at the upper surface of the.
Climb on the roof and cut away any shingles still covering the hole then spread roofing tar around the perimeter of the hole.
Seal the tabs at both sides of the collar with duct tape.
Isley s home service inc.
Then just connect the feed duct to it and put a few short screws through it and wrap it with aluminum tape.
Stainless steel roof jacks are available.
An internal roof jack extension p n 901935 10 p n 903107 18 can be used to increase roof jack height.
We re installing roof jacks.