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Posted by Harold hydronicnetwork.net on March 11, 2004 at 11:57:40:
In Reply to: Vent Damper posted by Shadowz on March 09, 2004 at 14:10:44:
Vent dampers keep the heat of a gas boiler inside the boiler instead of sending it up the chimney while the boiler burner is off. This could save you heat if the boiler is in a room of the living space. Otherwise, sending heat in the basement where nobody sits would not save much money.
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