DuraVent FasNSeal 4" x 5" 316L Stainless Steel Eccentric Increaser air-distribution-kit With the introduction of The

With the introduction of The Bio Flame premier bio-ethanol fuel

Color: Natural Rust Patina

Utilized industry-standard 10″ B-Vent chimney (12″ B-Vent for MGFPST43)

or gas stove like new RUTLAND Refractory Cement

and other weathering effects that may cause harm to your patio heater over time

DuraVent FasNSeal 4" x 5" 316L Stainless Steel Eccentric Increaser air-distribution-kit With the introduction of TheAll 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