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Put a Damper on Oil Heating Bills Install a Field Controls Oil Vent Damper system on chimney vented atomizing oil heating appliances. - Benefits:Reduces heating bill - Improves efficiency - Increases comfort - Reduces off-cycle heat loss Features:Available in sizes 4"- 8"Blocked vent safety switch included - Automatic power open/power close - Two internal safety switches - Flex seal provides self cleaning action - Hold open service switch - Stainless steel construction - CSA listed(Listed to UL-17 Standard and CSA B140.14) Pure Air - Healthy Home System by Field Controls - Saves Fuel. Reduces Heating Bills. Improves Efficiency. 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 Fi
Oil Vent Damper 8-Inch K472420
Sale price
$29.99
Regular price $98.67
Shipping calculated at checkout.