Nordyne/Miller/Intertherm CMF SRJ-3 Roof Jack 25 - 36in The roof jack should be

The roof jack should be installed so it extends below the ceiling

Includes shower head

for 7ft ceilings $ all  outside the usa  purchases  duties

A double-cylinder deadbolt uses a key on both sides

"Single-cylinder" means it requires a key from the outside

Nordyne/Miller/Intertherm CMF SRJ-3 Roof Jack 25 - 36in The roof jack should beProduct Features SRJ3 roof jacks fit almost all Nordyne CMF furnaces with 4" vent pipes. It must be installed on a flat surface. To install on a pitched roof, order the correct sloped roof adapter that corresponds with the pitch of your roof. The barrel of the roof jack must hang below the ceiling and connects to vent pipe (available separately), which extends up from the furnace. Adjustments are made by sliding the 4" vent pipe up and down inside the