DuraVent FasNSeal 6" x 149 mm 29-4C Stainless Steel Metric Male Appliance Adapters btu2661 Adjustable Outside Air Damper

Adjustable Outside Air Damper

4 Panels and Connectors

when the unit is very hot

018" thick G90 Steel for sizes 3" to 14" diameter Inner Diameter 8" Height/Length 12" Adjustable 3" to 8" Color Silver Technical Drawings & Dimensions

Features a three-dimensional cast star elegantly centered within a forged steel ring

DuraVent FasNSeal 6" x 149 mm 29-4C Stainless Steel Metric Male Appliance Adapters btu2661 Adjustable Outside Air DamperAll FasNSeal (single wall) vent lengths and components feature patented built in mechanical locking band and triple lipped directional gaskets. All pipes and components are engineered with smooth clean welds located 90 from mechanical locking bands. This construction feature allows for ease of installation. The air space between the inner and outer wall on FasNSeal W2 helps to reduce the clearance to combustibles in addition to creating a heat shield