Grant Triple Pass Back Boiler Damper Baffle, 18″

Grant 18″ Damper Baffle for back boiler

• The damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, or other air-handling equipment.
• A damper may be used to cut off the central air conditioning (heating or cooling) to an unused room or to regulate it for room-by-room temperature and climate control.
• This product improves the output of the back boiler

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