Description:

Motor actuated gas vent damper for overpressure applications with wet exhaust conditions (Category IV Appliances).
Reduction of cycle venting losses through boilers and draft hoods.

Purpose:

The damper rod is externally turned by an actuator. The rod is connected to a damper blade that rotates to restrict exhaust flow.

Construction:

All stainless steel construction.
0.03” – 0.06” thick ASTM 316L stainless steel housing.
0.06” thick (14 gauge) ASTM 316L stainless steel blade and stiffener.
0.06” thick (14 gauge) ASTM 316L blade stop (no seal, metal to metal).

Connection / Installation Details:

Connection System: KL coupler system.
Positioning: horizontally or vertically – shaft must remain horizontal.
Also available for appliances with pilot flame.

Classifications:

Temperature: Max. 392°F
Pressure: 0.85” WC
Classifications: ANSI Z21.66-2015, CSA6.14-2015, Class-C330503; Class-C330583