If the flue pipe be carried up a considerable distance inside the apartment to be warmed before being turned into the external air, practically the whole of the heat generated will be utilized.
Double skin insulated flue pipe creates a Class I insulated chimney.
The plain adaptor connects the double skin flue to the stove or to the single skin flue pipe.
Dektite retrofit roof flashing fitting instructions Trim the cone of the Dektite flashing to suit the flue pipe using sharp tin snips.
The flue pipe must be suitably sealed with spigot end facing down (into the socket of the pipe below).