If this height exceeds 15 you are okay to install a attic insulation shield.
Attic insulation shield for chimney.
This triple wall chimney features two insulating layers ceramic blanket plus air.
The attic insulation shield must be installed where the chimney enters the attic space.
Not to be used for enclosed chimneys passing through attic.
Firestop radiation shield must be used when a chimney passes through a floor or ceiling without a support box.
Supervent 16 5 in l fits 8 in dia stainless steel chimney attic insulation shield.
The attic insulation shield fits over the firestop radiation shield or a support box.
Engineered for safety selkirk also known as metalbest or metalbestos chimneys are packed with one inch of premium fiber insulation ensuring a 100 fill.
Overview duraplus is designed to stay cool on the outside to provide a hot draft on the inside to boost stove efficiency and to provide for a fire safe design that protects both the chimney and the building.
After you know where the penetration point will be for both attic and roof add 2 to all sides.
Measure the height of the furthest point of the installation.
Joe shows you how to make an attic insulation shield when space is an issue.
The attic insulation shield is required to guard against the hazard of blown in or blanket insulation occupying the required 2 airspace around the chimney.
Climb into your attic and locate where your chimney system will enter this space.
All fuel chimney attic insulation shield 78 00.
Consists of two parts a collar and a base.
Supervent 12 375 in l fits 6 in dia stainless steel chimney attic insulation shield.
Joe gives more information on when and why.
Instead use firestop radiation shield and rafter radiation shield.
For pricing and availability.