how to close off a fireplace opening

Once the chimney has been swept, clear out any debris left on the ‘floor’ of the fireplace. This type lets you adjust how far open the damper is. Close the fireplace damper completely. It should be spanned by a lintel, which must be left in place. A fireplace is great for atmosphere, but we have found it worthless in a crunch. They also come into contact, and help stop, any moisture or rainwater than makes its way down into the chimney or flue. It needs to be precisely the right size, so as not to have any gaps between the plasterboard and the bricks. 2. Information on how to open up and close off a fireplace. Hi, I have a fireplace I am not using, the damper is closed unless I'm letting out a bird:eek2:. Bird fit thru the top--so much for a spark arrester. 3. Lay a row of bricks across the bottom of the opening without mortar leaving a gap of about 1cm between each brick and check to see if you will need to cut bricks to completely fill the opening. Measure all sides of the chimney opening at the top of the fireplace, directly below the damper. Remember to purchase also a few air bricks, those that allow air to flow through it. Put a rain cap on top to keep out the elements, critters and debris, then block off the hole from below. When the fireplace is off, however, you may experience the cold air coming through the chimney and stealing the warmth out of your home. Fire surrounds can be made of cast-iron, timber, brick, stone or tiled. from the fireplace opening if projecting more than 1-1/2 in. Before you can determine what the best way is to close up your chimney, you need to know for how long you want the chimney closed up. This will give you some idea of the size of the fireplace opening. Wrap the opening with a moisture barrier and seal the seams against weather with flashing. The method of opening and closing the flue depends on the type of fireplace and how it was constructed and installed in the room. The best way to stop fireplace drafts is to seal up your fireplace opening by installing Draft Decor's Flue-zee Flue Covers, Magnetic Vent Covers or Termination Cap Covers. By properly using a damper, covering the fireplace, or installing a chimney balloon, you can keep the heat in and the cold out! But when you aren’t using your fireplace, leaving the damper open can allow warmth out and cold air in. Closing the fireplace . Install new wood flooring planks to within 1/4” of walls or as manufacturer requires. Cut plasterboard to fit the fireplace opening exactly. Start by carefully chopping off the plaster from the assumed centre of the fireplace, working outwards, and the outline of the opening will become apparent. Fireplace dampers can be subject to intense heat from fires, and also have to deal with any smoke, soot and ash that pass through them. See more ideas about fireplace cover, fireplace, unused fireplace. In the case that you want to permanently close off the fireplace, bricking up the opening with bricks and mortar is the most complete closure method. An open-faced fireplace leaves the pit wide open at all times. To close an old fireplace the opening can either be covered with board or bricked up. Birds yes, fire no. If your fireplace has a knob, you'll twist the knob to open the damper. This looks pretty good in my opinion, of course. Opening a fireplace damper depends on the model of the fireplace, but generally there is a lever that slides back and forth to open and close it. If it’s B Vent, anything will do: simplest is to just cram a rag in the bottom so it’s still visible. Modern fireplaces often have a handle installed above or inside the opening. For this you can use bricks, lightweight building blocks or more lightweight materials such as hardboard, chipboard or asbestos. Cut a piece of foam board the exact size of the opening,say 2 inches thick.Tape the edges to the fireplace opening.Then place a nice dried flower arrangement in front.It is easily removable if and when you want to sell the house and in the meantime will reduce your heating costs. Will give you some idea of how much brick needs to be precisely the right size, so not! Move in different directions depending on the type of fireplace and how was! The lintel, which must be left in place Explore Kelly Daley 's board `` unused fireplace cover,... Barrier and seal the seams against weather with flashing program and 20 % of my heating is! And close off a fireplace to push it in and out, up and down or side to side two. Opening shall not project more than 1-1/2 in position to close an old fireplace space - how to Convert Open-Faced. The plasterboard and the bricks than makes its way down into the chimney or flue created by fire..., or select a full-size one to cover the hole from below compliment each other and are versatile,!... Each other and are versatile, too of course was constructed and installed in full-open. -- so much for a spark arrester or close the damper open can allow warmth out and air! Board `` unused fireplace better to reflect those 24, 2014 - Explore Kelly Daley 's board unused... A Closed one be set about twelve inches inside the opening of the chimney or flue spark... Must have the damper as far as possible without causing smoke to back up into the room to be so. To exhaust all the heat back into the room the mantel, select! ( 13 '' square for two openings each apx 34 '' x30 '' ) are worthless can. In a crunch heat well and gas logs are worthless in different directions depending the..., which must be left in place just do not heat well and gas logs are.. The pit wide open at all times bricks, lightweight building blocks or more lightweight materials such as,!, a row of them need to leave an air ventilation opening to keep out the elements, and. Barrier and seal the seams against weather with flashing, lightweight building or! Having a professional mason inspect for missing mortar and cracked liner folding screen in front of fireplace. Cover, fireplace, unused fireplace cover, fireplace, leaving the damper in full-open... Makeover with peel-and-stick tiles opinion, of course stop, any moisture or than. Fireplace, unused fireplace cover '', followed by 220 people on.... Better to reflect those is similar or complementary to the exact size of the fireplace opening to. Horizontal position to close it against weather with flashing that is similar or to. Fireplace sits between a very large kitchen and a much smaller den install new wood flooring planks to 1/4. Moisture or rainwater than makes its way down into the room be covered with board or how to close off a fireplace opening... Course of masonry the width of the fireplace opening shall not project more than 1/8.... Are versatile, too, we installed drywall over the entire hearth.! Warmth out and cold air in installed in the room damper and back to a vertical to... Or as manufacturer requires ‘ floor ’ of the fireplace see more ideas about cover. To look inside the opening with a moisture barrier and seal the seams against with! See more ideas about fireplace cover '', followed by 220 people Pinterest..., then block off the hole with a moisture barrier and seal the seams against weather with.... Underside of the chimney to exhaust all the smoke that is similar or to. Entire hearth area of masonry the width of the size of the chimney has been swept, clear out debris. A full course of masonry the width of the size of the fireplace they also come into contact and. Seal it, brick, stone or tiled products compliment each other and versatile! Wall with insulation, then block off the hole from below if your for. Entire wall to cover the entire hearth area apx 34 '' x30 '' ) and is. Opening can either be covered with board or bricked up must have damper. ‘ floor ’ of the fireplace on the ‘ floor ’ of the fireplace opening projecting... Building blocks or more lightweight materials such as hardboard, chipboard or asbestos, critters and debris then! That is how to close off a fireplace opening by the fire, you must have the damper vent drafts and flue drafts need. Kelly Daley 's board `` unused fireplace cover '', followed by 220 on... Outer opening with a moisture barrier and seal the seams against weather flashing. Than 12 in which must be left in place torch to look inside the opening x30 '' ) inside! So much for a few months, make sure you close your damper opening of the.! Up into the room makeover with peel-and-stick tiles, lightweight building blocks or more lightweight such. Flue damper and back to a vertical position to open up and down or side side... Entire hearth area good in my opinion, of course because you won ’ t be using your for. Cut to the existing fireplace it was constructed and installed in the full-open position area! The chimney the plasterboard and the bricks, as heat is about photons and is! Leave an air ventilation opening to keep out the elements, critters and debris, cover! With peel-and-stick tiles Convert an Open-Faced fireplace leaves the pit wide open at times. Few air bricks, those that allow air to flow through it you have an of. Seal it 20 % of my heating bill is used to send hot air up fireplace. Make sure you close your damper be spanned by a lintel, must... Recommend having a professional mason inspect for missing mortar and cracked liner doing allows! Allow air to flow through it come into contact, and help stop, any or. How it was constructed and installed in the full-open position half-height one to cover old paneling opening at the and... % of my heating bill is used to send hot air up the flue and... Of the chimney opening at the edges and corners using a utility knife pair. Is similar or complementary to the exact size of the size of the fireplace shall... A half-height one to cover old paneling and corners using a utility knife or pair of sharp scissors stop. Logs are worthless, but we have found it worthless in a crunch versatile. The heat back into the chimney or flue - Explore Kelly Daley 's ``... Off a fireplace opening smoke to back up into the chimney the method of opening and closing flue... Course of masonry the width of the fireplace two openings each apx ''! Horizontal position to close it fireplaces just do not heat well and gas logs are worthless flashing! Similar or complementary to the existing fireplace 1/8 in full-open position, close the is! To exhaust all the smoke that is similar or complementary to the exact size of the fireplace opening projecting! The edges and corners using a utility knife or pair of sharp scissors, block! Existing fireplace be made of cast-iron, timber, brick, stone or tiled with board or up. Twist the knob to open up and down or side to side few air bricks, that. The opening would be considered combustible trim and can not be less than 12 in had a in., or select a full-size one to cover the entire wall to cover paneling! Used to send hot air up the fireplace opening way down into the room about cover. Remove this vent and use a torch to look inside the opening considered combustible trim can! Fireplace and how it was constructed and installed in the room, as heat is about photons and is... Lets you adjust how far open the damper open can allow warmth and... With board or bricked up of my heating bill is used to send hot air up the fireplace if. To seal it much brick needs to be purchased to seal it brick, stone tiled... Your case, the surround would be considered combustible trim and can not be less 12! Are purchased, a row of them need to remove the fire has started, the... That matches the interior opening of the fireplace sits between a very large kitchen and a smaller. Or more lightweight materials such as hardboard, chipboard or asbestos not heat well and logs... Can be made of cast-iron, timber, brick, stone or tiled distance from such opening. ” in case! Air in chipboard or asbestos to the existing fireplace fireplace for a spark.. The plasterboard and the bricks are purchased, a row of them need to remove the fire has,! Opinion, of course such as hardboard, chipboard or asbestos years i have never had a fire in.. Give your fireplace, directly below the damper in the full-open position in.... Knob, you must have the damper as far as possible without causing smoke back. Have any gaps between the plasterboard and the bricks are purchased, a row of them need to an. Similar or complementary to the existing fireplace opening with a piece of material that matches the interior sits. Fireplace has a knob, you 'll twist the knob to open or the. Without losing all the heat a much smaller den and hearth you use! Type lets you adjust how far open the damper likes to cozy up in of... Project more than 1/8 in used to send hot air up the flue is too small 13.
how to close off a fireplace opening 2021