DuraVent FasNSeal 4" 29-4C Stainless Steel Combustion Air Kit rustic-gray Model W2-4506B Product Type Elbow

Model W2-4506B Product Type Elbow

Item Number OPT-UXM30FSML-BLK-NG UPC Code 196111418145 Manufacturer The Outdoor Plus Brand Name The Outdoor Plus Material GFRC Concrete Collection Square Uxmal Finish Black Shape Square Fuel Type Natural Gas Ignition Match Lit with Flame Sense Ignition Hides Propane Tank No Burner Material 304 Stainless Steel Burning Area 27

or pebbles

These little guys are way more simple and easy to use

DuraVent FasNSeal 4" 29-4C Stainless Steel Combustion Air Kit rustic-gray Model W2-4506B Product Type ElbowAll 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