Metal-Fab Sure-Seal Direct Vent 5" x 420" Aluminum Flex Chimney Economy Liner Kit glass Clean glass - The clean

Clean glass - The clean glass system slows deposit buildup on the glass

Standard Trim Kit For Model 91

2 Type of Gas Natural Gas Ignition Millivolt Vent Type Direct Vent Venting 4 x 6 5/8 Installation Zero Clearance Orifice #41 (P256) Air Shutter Opening 1/8" Gas Inlet Shut-Off Valve (Pipe) 1/2" NPT Dimensions

Direct vent fireplaces are designed with sealed glass fronts and are vented using a special two-wall vent system

Metal-Fab Sure-Seal Direct Vent 5" x 420" Aluminum Flex Chimney Economy Liner Kit glass Clean glass - The cleanDirect vent systems are balanced pressure systems acquiring intake air from outside the dwelling while exhausting combustion gases through the sealed flue. UL 2112 tested and listed, Metal Fab Direct Vent products are designed for safety, strength, and reliability, generating a product that lasts a lifetime. Precision design and construction of the 430 stainless steel flue eliminate the need for gaskets and reduce leaks, enhancing product