Chimney Firestop In Attic

One major safety concern that is unique to factory built fireplaces is the need to have an enclosed chimney chase with firestop in the attic.

Chimney firestop in attic.

Combustion air may be drawn into the burner either from a louvered closet door or from a properly installed air pipe from the outside or the attic terminating in the burner or within a foot of the closet floor. For this installation the assembly process is the same as the attic. Or they may enclose the chase after running the pipe. They ll likely use an insulation shield for the pipe passing into the base of the chase.

Because of this it is important to have your prefabricated chimney inspected to ensure it is compliant with current safety standards. Once in the attic the builder will frame a chimney chase. Firewalls that separate condominium units are often penetrated by utilities that serve multiple units. Install the attic insulation shield as follows.

This shield cannot fit or is not used you must enclose the attic portion of the chimney in a framed enclosure always maintain 2 inch air space clearance to combustibles. Many homes with fireplaces built before 1992 may be missing these important safety features. Joe shows you how to make an attic insulation shield when space is an issue. A chimney fire should preferably stay in the chimney even at 1 500 degrees at least long enough to get the fire department there to save the roof.

Between the attic and the living space.