DuraVent FasNSeal 4" x 3" 29-4C Stainless Steel Stepped Reducer ash Variable Flame Height Remote Control

Variable Flame Height Remote Control Upgrade Kit

Center panel = 30″W x 30″H

sea glass  or anything else that you may fancy as long as it is not flammable

Max Continuous 650°C (1200°F)

DuraVent FasNSeal 4" x 3" 29-4C Stainless Steel Stepped Reducer ash Variable Flame Height Remote ControlAll 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