"7"" GVD-7 VentDamperLessHarness"
† GVD-7VentDamper is designed to operate with compatible 24 volt gas valve modules.
The GVD-7 is a 7"" direct plumb gas damper. The field installed damper is designed for installation into the field framed wall and is capable of servicing up to an 8"" round vent pipe.
This product is a replacement vent damper for automatic gas condensing boilers that are fired by natural/LP gas. It has been specifically designed and engineered for apartments, condominiums, commercial and industrial heating needs. The attached parts include a GVD-7 grill and a 7" turndown collar. This product also includes 2 T-bolts, 4 hex nuts and 2 flat washers.
The GVD-7PL is a 7" automatic vent damper for gas grills and ranges. This gas grill damper automatically closes when the burners go off. It does not have wires to connect, making installation quick and simple. Life of this product is 10 years.
The GVD-7P is an automatic gas vent damper. The GVD-7P senses closed position and automatically opens to allow natural gas or propane gas to vent safely. The open/close operation of the GVD-7P is controlled by a contactor which is a NC contact rated; 0.1 Amp @ 125 VAC, 1Amp @ 230 VAC; SPDT (2 Form C).
TheGVD-7 regulates ventilation air flow to and from the space, while controlling combustion air for gas appliances, including water heaters and boilers. It can be used in homes, garages, storage buildings, restaurants and industrial spaces requiring combustion equipment.
The Gas Vented Damper (GVD-7) automatically controls furnace drafts. It is mounted in the exhaust duct between the furnace and ventilation fan and operates either manually or automatically in response to temperature changes.