... is the one time to partially close the damper to limit airflow through the stove. A fireplace damper helps the fireplace retain heat when it is not in use. It also lets you burn a fire in your fireplace safely without filling your home with smoke and odors. FIREPLACE OPENING: Correct proportioning of the fireplace opening has a great deal to do with how well the fireplace will function. 1 decade ago. Karen L. Lv 7. Knowing how to use a fireplace damper properly can save money on your utility bills and keep your home safe. It is an older Resolute model 0042 I think with the two doors with glass. Problems with the flue can make the fireplace operate inefficiently or impede the draw effect and the proper venting of exhaust. Should I be putting more logs on, and the damper more open? If your fireplace is located in the basement, you may even be able to feel air coming down the chimney. To wedge it (somehow) half open during a fire would bring in a bit of heat into the room but would be dangerous because … 763.772.0815. Many people don't realize that about half of the energy in wood fuel is from "volatiles," gases that escape from the wood and combust in the surrounding mixture of gases and air. Start a fire. The double-sided fireplace spews so much smoke that it's unusable. The damper opens half way, this fireplace is 54" wide firebox. The total area of the fireplace opening is found by multiplying the finished open width by the finished open height (A x B). A damper at the base of the chimney is known as the check damper. I’ve not had my hands too deep inside of a chimney before, but have cleaned and checked functionality of my own dampers many times. Light a roll of newspaper and hold it against the open damper to send warm air into the flue. It depends on if your fireplace has doors or not. If you have an open fireplace, you don't have much choice but to leave the damper wide open. The fireplace damper is an important part of keeping your home warm and saving energy. These locations may correspond to the function of the damper as well. The throat damper is 6 inches and it seems that this is a common size. When you are ready to light a fire, open the damper completely. I suspect that the biggest problem is the flue that is clay tile and approximately 8 x 12. They are not designed to be half open/half closed. Most damper repair and replacement work can be done in a half day or less. HY-C SCADJ-L Shelter Adjustable Clamp On Single Chimney Cover, Fits Outside Various Sizes of Existing Clay Flue Tile, Large, Black Galvanized Steel. If your fireplace smokes heavily and the damper if fully open, the flue could be blocked at some higher point by soot, creosote debris, a trapped animal or even a bird nest. To light a fire in a fireplace, start by making sure the damper on the flue is open so that smoke doesn’t come into the house. Any insight would be great. An open damper with no fire in the fireplace will let sufficient air go up the chimney to replace all of the air in your house 5 times in just one hour. Once I get a good fire going, I have been burning one log at a time with the damper 25% open. Fire- places With one side open are much less affected by cross currents within the room than fireplaces with multi-open- The multi-opcn side fireplace necessitates stronger sides. I have a much more sensative nose and do not so long as I open the damper before opening the door set to turn the unit on. How to use the fireplace damper to control the fire 1. Next, stack small kindling wood on top of the newspaper horizontally, leaving gaps for air to … 2. for a distance of one-half (1/2) the rear chamber wall dimension, thus locates Points c and d. On line A-A, measuring from Point I one-half (1/2) the fireplace opening dimension in each direction, thereby defines points a and b. The Vestal Multi-Opcning Damper is designed for an economic Flueblocker 8"x24" Rectangle Chimney Sheep Wool Wood Stove and Fireplace Draft Stopper Plug Damper. 1 0. I make fireplace dampers up to measure, trying to keep as large an open area as possible when the damper is open to make sure the fire still goes well, after installation. okay, maybe this is obvious, but as I consider the hopeful near future of my insert install I got to looking at my fireplace. FREE Shipping. A fireplace damper can stick open or shut, and in either case, it's so important to have it fixed ASAP. LPT: The damper on a wood-burning fireplace should only be fully open when you start the fire, once going, it should be closed half way, or so, to keep the fire's heat inside and burn wood efficiently. The size of the opening also determines the correct size flue lining to use. IT can't be good for the damper or the stove for it to slam open. The last common location damper is the fireplace door damper. The blower is on, the entire time. The opening is now 30 inches wide and 29 inches high. Fireplace Damper DIY Guide. draft and larger flue areas to overcome cross currents. The check damper (back-draft damper) at the base of the chimney is responsible for … If you can control the amount of air going into the fireplace, you can certainly close the damper a bit after the fire is established-in conjuction with closing the draft. Our fireplace has a damper which controls the amount of combustion air allowed into the burn chamber. throat damper. It needs for me to push the handle down hard and even then occasionally it pops up about 29 min later. Removing a fireplace damper is a common part of a chimney renovation that homeowners come across. Some don't. Open the fireplace damper all the way when starting a fire. Some people try to operate the fireplace with the damper closed partially, in an effort to get more heat into the room. 24 Hour Emergency Service. When the fireplace is in use, an open damper prevents smoke from filling up your home by giving it a way out through the flue. Additionally, our daughter has asthma and my better half can be a little irrational when it comes to these things. The fireplace did not have an original damper and I put a chimney top swing damper … An open damper is like an open window, allowing huge amounts of heated air to escape. These dampers are open by lifting the handle up, pushing the damper upwards, and pinning the damper in the upward position by setting one of the notches on the handle onto the mounted ratchet on the frame of the fireplace. When we open the flu half way or more we smell nothing (maybe a wiff now and then but my Dad has a vented set says he gets a whiff now and then too). My wife says she smells a whiff of gas now and then. 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