Business / Construction / Damper: A metal 'door' placed within the fireplace chimney. Normally closed when the fireplace is not in use.
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Steering Damper

Technology / Motorcycle / Steering Damper: In order to prevent or minimize the front wheel from oscillating left and right over varied or bumpy pavement, some street motorcycles utilize a steering damper. On most bikes, this is simply a hydrau MORE

Flue Damper

Business / Construction / Flue Damper: An automatic door located in the flue that closes it off when the burner turns off: purpose is to reduce heat loss up the flue from the still-warm furnace or boiler. MORE