DuraVent FasNSeal 6" 23 Degree 316L Stainless Steel Bird Screen made-in-america These half-inch pieces of glass

These half-inch pieces of glass evenly retain the fire’s heat

Color: Black (ZAX42BK)

Now updated

103404 3RV-FSPU 3-Inch (UL Listed) 104406 4RV-FSP 4-Inch 104404 4RV-FSPU 4-Inch (UL Listed) 105406 5RV-FSP 5-Inch 105404 5RV-FSPU 5-Inch (UL Listed) 106406 6RV-FSP 6-Inch 106404 6RV-FSPU 6-Inch (UL Listed)

It provides a 10-120V AC power to single phase fans and 0-10V DC control signal to control 3-phase fans via a variable  requency drive

DuraVent FasNSeal 6" 23 Degree 316L Stainless Steel Bird Screen made-in-america These half-inch pieces of glassAll 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