how does a damper work?
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. In a chimney flue, a damper closes off the flue to keep the weather (and birds and other animals) out and warm or cool air in.
should fireplace damper be open all the way?
The damper should always be fully open before lighting a fire and when the fireplace is in use. Close it when it’s not it use. The damper should be kept open until all embers are finished burning to prevent smoke from escaping into the home. When the fireplace is not in use, the damper should always be closed.
how a damper works on a wood stove?
A wood stove damper is a plate that is inside of a wood stove’s flue. By opening the wood stove damper, it allows air to get into the chimney so the fire can start. If you keep the damper open, the fire will build and the smoke and soot will vent through your chimney.
How do I know if my damper is open?
Perform a visual check. Using a flashlight, poke your head inside the fireplace to look up into the chimney. If you have a throat damper, you can tell if it is closed if you see a barrier above your head. If you can see up into the flue, the damper is open.
When should I close the damper on my fireplace?
Close Fireplace Damper When Fire Is Completely Out. If necessary to keep the fire burning well and smoke-free, you may adjust the damper into a semi-open position. Shut the damper when the fire is completely, absolutely out. That means ashes are cool to the touch even when stirred.
Which way is the flue open?
You should turn the knob clockwise, as far as it can go, or push the rod all the way up to open the damper. If there is a metal chain in or besides your fireplace, it means that your chimney has a top-mounted damper.
How far should stove be from damper?
A damper is usually located approximately 12 to 18 inches from the stove, prior to the spot where the pipe exits into a chimney, if present. The damper retains heat that escapes up the chimney or flue. It allows this heat to dissipate into the area being heated by the woodstove.
Do I need a flue damper?
Flue dampers are required on double door stoves when burned with doors open and screen in place. The damper then becomes your only control to slow the fire. It’s good to have one on any stove in case while loading you get a log stuck and can’t shut the door right away while you fight it.
Is a damper and flue the same thing?
The flue is simply the open middle of the chimney that the smoke goes up. Dampers are sometimes miss-called flues or flutes, but they are something entirely different than the flue. A damper is intended to shut off- either fully or partially- the chimney flue.
Should damper be open or closed in summer?
The importance of closing your damper in the summer An open damper can seriously impact the air temperature within your home. During the summer, an open damper forces your air conditioner to work harder to compensate for the constantly incoming warm air; this, in turn, costs you more money through higher utility bills.
How does a damper work in HVAC?
HVAC dampers work by being situated closer to the mouth of the distribution pipe and will push or hold air from that point as needed. The pressure in the pipe will then redistribute the airflow to whatever zone requires regulating at that time.