Selkirk 3"/4" Attic Insulation Shield (Pellet Vent - VP - Type L) Size:4-Inch 5" pipe section with the

5" pipe section with the damper pre-installed

provided the system has been fitted with a RS232 port

Fire Glass ( 70 lbs )

and 8" Sizes

Size:  10 3/4" (Top W) x 7 3/8"  (Bottom W) x 14 1/16" (H)

Selkirk 3"/4" Attic Insulation Shield (Pellet Vent - VP - Type L) Size:4-Inch 5" pipe section with theSelkirk 3" 4" Attic Insulation ShieldThe attic insulation shield is required to guard against the hazard of blown in or blanket insulation occupying the required 1" air space around the vent. Pellet Vent VP Type L Model VP's proven coupling design with its built in gasket, connects in seconds and ensures joint integrity. A full line of components increases installation flexibility. 3" to 4" Diameters: Type L Vent Variety of kits available 1" clearance