This is the same kit i used cathedral support kit from canadian tire and it is in fact 14 and a hair wide.
Cathedral ceiling support kit instructions.
In this video we install a ceiling support box for a chimney.
The 6 duratech cathedral ceiling support kit contains all the components needed to install a 6 chimney excluding black stove pipe and duratech chimney sections straight up through a cathedral ceiling.
Ensure that the overall height of the chimney will conform to building code require ments.
Includes 1 deluxe rain cap 1 cathedral ceiling support 1 support band and 1 stove pipe adaptor.
This kit includes the following.
Cathedral ceiling support roof support rafter radiation shield roof flashing universal roof guy kit masonry adapter kit adapter plate maintenance and cleaning of chimney replacement parts list chart 1 offset chimney installation chart 2 chimney height above the roof chart 3 connector pipe clearances cathedral support.
The cathedral ceiling support box is manufactured to an overall outer dimension of 1 8 6mm less than the above minimum framing dimensions and 17 1 2 in height.
Just add chimney lengths and a roof flashing to complete most installations.
Before beginning installation of the chimney obtain any necessary building permits.
2 elbows 1 offset support and 4 locking bands.
Standard or deluxe model.
In this video we install a ceiling support box for a chimney.
Chimney penetrates a roof.
From the cap down 6 duratech chimney caps are required where the pipe terminates above the roofline.
Now you just need your roof flashing and chimney lengths.
Wall support installation cathedral ceiling support installation rafter radiation shield installation.