If there is a metal chain in or besides your fireplace, it means that your chimney has a top-mounted damper. Fireplace manufactures recommendation for installation Masonry chimney crowns that have deteriorated over time can many times be restored without replacing the crown. A pivot damper operates on a long, jointed handle. You can also listen for the rush of air to see if the damper is open or closed. To close it, you simply lift the handle up again, pull the damper shut, and set the handle back into position on the ratchet. To open or close the damper, lift the handle and push or pull to move the damper to the desired position. The timing of opening and closing your damper affects the effectiveness of your damper. If it’s too dark to properly see, then use a flashlight. Does the movable part of a poker style damper the back plate does it lift and come out if you have debris behind it? Gasketed, sealed doors keep cold air from infiltrating. Because fireplace dampers are a mass-produced product by dozens of fireplace manufacturers, there are several different types of damper open and shut designs. The reason for this is that using the gas logs with the damper closed would put deadly carbon monoxide in the house. A functional damper opens and closes easily just by using the handle or lever; any damper that requires extra work to move is considered nonoperational and should be repaired. Place your hand in the (unlit) firebox. • Rotary dampers. 2. You lift the handle, push open the damper, and prop the damper open by setting the handle into a groove. Usually there is a small lever, handle or chain next to the damper that can be pulled to open or close it. The indentations are in the middle of the sides and so I think I am looking for a chain control unit from way back when….. Can anyone tell be if I can still buy this? Like the fireplace itself, the damper is an exceptionally simple concept. Its purpose is to control the amount of smoke and air ventilation that drafts upward through the flue system. You simply pivot the handle back and forth along the notches, allowing the handle to prop the damper open and close as you pull and set the handle into position. Protecting your chimney with a water repellent is different than sealing it with a sealer. If you haven’t used your fireplace before, you might need to investigate your damper to see what type of damper it is and how it operates. Monitor the fire and if it’s still blazing, close the damper a little more (about two-thirds). If you’re still having problems opening your damper, its possible there may be deeper issue that needs addressing. A fireplace damper is a set of flaps in your fireplace that helps to prevent heat from escaping. The damper in a gas fireplace should remain open all the time. Take picture of what you have and I’ll bet someone can help you. Want an Easy Switch from Wood to Gas Fuel? There was an error submitting your subscription. If you have a wood-burning fireplace, you have to be sure that all of the embers have burned out before you close the damper; smoldering embers can put off dangerous carbon monoxide. This can warp and damage the fireplace damper, thus needing replacement. A fireback is a cast-iron reflector that is placed on the back wall of the fireplace, behind … If the chain is tightly attached to a hook, the damper is closed. The damper must be open before a fire is started or smoke will come into the house rather than up the chimney. Keep a fireplace poker or metal rod close to the fireplace. Success! To be up to code, all fireplaces must have a damper. This style consists of a cast-iron frame or throat mortared above the top of the firebox inside the smoke chamber with a cast-iron plate that pivots open or shut. Our DIY eBook solution is here. Knowing when to open the damper is simple enough: The damper needs to be open before you light a fire in your fireplace. If your fireplace is equipped with glass or metal doors, make sure they are closed before you go to bed. To open your fireplace throat damper From the starting position (1) … Lift the handle (2), Push it forward (3) , and Latch it by pulling down (4). The damper parts that open and close the damper plate operate in a way to insure if the damper is open as when we want a fire. Number two we call a rotary damper. A pivot damper operates on a long, jointed handle. When it comes to closing the damper, however, it takes a little more care. Broken Dampers: The damper plate is visibly cracked, broken, or has fallen into the firebox completely. In some jurisdictions, it is a building code requirement that dampers be permanently open for gas fireplace logs. All Rights Reserved. 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