Cooler installation kit note.
How to install evaporative cooler roof jack.
Install supporting leg kit.
Install a duct transition piece if needed for a round flexible duct.
Use two self tapping screws to fasten cover plate to roof jack assembly.
I suppose you could use a bead of caulk on the top flange of the jack to seal with the cooler.
You would normally use a leg kit which the cooler would be attached to then the bottom of leg kit would be nailed or screwed to roof under shingles or other roofing material.
Use roof tar or waterproofing membrane to seal all openings.
Set cooler in position on roof jack.
Any screws used to mount brackets to the roof should be coated with tar to prevent water entry.
Install the cooler duct a power wire and a thermostat wire leaving excess wire to allow a thermostat installation inside the home.
The multi pitchtm roof jack serves only as an air distribution plenum and is not intended to support the cooler s full operating weight load.
Select a leg kit that fits your cooler model and follow the cooler and leg kit installation instructions.