Field Gas Vent Damper |
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Field Controls 4" Gas Vent Damper GVD-4PL
The Field Vent Damper works automatically to allow natural draft during appliance operation while preventing residual appliance heat and conditioned air from escaping during off cycles. It also prevents the infiltration of cold air during down drafts. Stainless steel. Click for more |
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Field Oil Vent Damper |
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Field Controls 4" Oil Vent Damper With WMO-1 OVD-4
Invest in your energy future with the Field Oil Vent Damper (OVD) system. It works automatically to save fuel, improve comfort, and keep the heat within the conditioned space. The Field OVD installs in the vent pipe after the draft control and before the chimney. It can increase Annual Fuel Utilization Efficiency (AFUE) by up to 2%. Click for more |
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