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A valve mounted low-down on the boiler, often around the foundation ring, which is used for blow down. Blower The blower provides a forced draught on the fire, encouraging combustion. It consists of a hollow ring mounted either in the base of the chimney or on top of the blastpipe.
A top damper or cap damper is a metal spring door placed at the top of the chimney with a long metal chain that allows one to open and close the damper from the fireplace. A throat damper is a metal plate at the base of the chimney, just above the firebox, that can be opened and closed by a lever, gear, or chain to seal off the fireplace from ...
Tuned mass damper on top of a chimney A tuned mass damper can be used to mitigate vortex shedding in stacks and chimneys. A Stockbridge damper is used to mitigate aeolian vibrations caused by vortex shedding on overhead power lines .
Chimney breast—The part of the chimney which projects into a room to accommodate a fireplace. [21] Crane—Metal arms mounted on pintles, which swing and hold pots above a fire. Damper—A metal door to close a flue when a fireplace is not in use. Flue—The passageway in the chimney. [21] Hearth—The floor of a fireplace.
Damper (flow), a mechanical device in a duct or chimney that regulates airflow; Stockbridge damper, used to suppress wind-induced vibrations on taut cables; Tuned mass damper, a device mounted in structures to prevent discomfort, damage or structural failure by vibration
A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air handler, or other air-handling equipment. A damper may be used to cut off central air conditioning (heating or cooling) to an unused room, or to regulate it for room-by-room temperature and climate control - for example, in the case of ...