Vacuum the firebox floor and walls with a shop vacuum to remove all residual ash and debris. Gap between Fireplace side and back wall Hi Our home is about 3 1/2 years old and we have a prefab type fireplace which we never used … How to finish wide gap in drywall at edge of ceiling. This may be a result of deflection of the wood floor joists below. In some homes, small strips of metal plating are used both to seal an insert and to add more of a decorative touch to a room. This will keep the fireplace looking as good as new and you walls will be stain free. Can anyone suggest how I could fill this gap or cover it up? 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What's the right way to insulate and frame around this pipe? Cut (4) 2×4’s at 59″ inches. There is a gap about 1/2" wide on one side of the firebox, between the metal box and the brick, at the front edge of the fireplace (at the opening). Metal out side corner trim must be wide enough to cover all broken brick edges and still contact the drywall edge silicone the piece to the brick and caulk the drywall edge to it after you finish and paint it – Kris Nov 5 '18 at 17:13 Although the plating is more attractive than other alternatives, it is extremely difficult to close the gap between the fireplace face and the insert completely, thus allowing heat to escape and cold air to enter. How should I air-seal this gap by the floor along an exterior wall? We recently noticed a gap appearing between the face/wall of the fireplace, and the actual chimney … Press J to jump to the feed. The bottom gap is about 1/4 inch, the side gap is slightly wider and the gap at the top of the firebox is over 1". For thousands of years, humans have gathered around the open fire for a sense of safety and community, and the fireplace is still the focus of family living in many homes, especially around the holidays. Word for a song with defamatory content, written and spread to mock the one or what the song is about? The home is over 30 years old so settling has occured. ENSURE THAT ANY PIPEWORK CANNOT BE DAMAGED IF IT IS LOCATED UNDERNEATH THE HEARTH. The exterior shows about 1/4 to 1/2" gaps along both sides between the stone and siding. Thread Tools. Gap between wall and fireplace. … It can create quite a mess if this happens. Previously, the walls were some sort of drywall with plaster over it, now it's just drywall. Second (above right) our photo shows a crack between the face of the fireplace and the fireplace box itself. “The gap between the brick panels is normal. Measure the length of the gap, and cut a piece of foam backer rod to match the length. Over time, the bricks and mortar can fail due to the expansion and contraction of the materials as … gap between brick fireplace and wall. Attach these to the (4) 2×4’s at 78″ at the top and bottom to create two large rectangular boxes. We don't know without more analysis whether the brick facing has fallen away from a sound and safe … Asking for help, clarification, or responding to other answers. Ok after reading your comments, and learning that the black vertical sides are slate, I would still do similar to above. insulation fireplace caulking  Share. Although it may seem correct to insulate any and all gaps that result between the standoffs and the top of the fireplace itself, this is actually a dangerous practice that can result in the fireplace retaining too much heat and … The standoffs are meant to be a guide for framing the fireplace into the wall enclosure that will house it, with a top plate running along the top of the standoffs. Fire-rated silicone sealant available at Lowes, Home Depot, etc. Smooth the surface of the mortar with the trowel. It could have been this way for 30 years but was covered up. This is an easy … I have a gap between my fireplace mantle and wall about 1 inch thick. It was back caulked where the metal meets the brick and then that v groove was surface caulked before the siding was installed. I hold on my first suggestions, I do wonder however if the black metal pieces I am seeing in the picture are part of a removable fireplace screen set or perhaps an insert? Lean your head into the fireplace and look for any gaps all around the edges of the surround and the bricks. A small gap may be recommend for thermal expansion of the panel when it gets hot, so as to not cause damage to the panel. Expect one-time use. Perhaps after injecting larger amounts of fire rated caulk as deep into void as possible, then use the solid, tube style caulking backer to fill the majority of the larger, deeper gaps, followed by using some paint-able silicon/acrylic mix caulk. Attach the molding to the ceiling, and allow it to float freely over the wall, … Carson Barrett began writing professionally in 2009. (too deep for backer rod?) We decided to make the build-out part of the … This may be a result of deflection of the wood floor joists below. amazon.com/Meeco-High-Temperature-Silicone-Sealant/dp/…, GREAT STUFF™ 16 Oz. The fireplace interior where the fire occurs is called the firebox. Hi All, I recently remodeled my living room. I do have a basement and I have not noticed any leaking water. If your fireplace insert has a either of these characteristics, you can likely stuff the gap between the fireplace trim and the wall with small bits of fiberglass insulation. The caulking backer is a round foam solid tube that can be cut to length, inserted into the gap to seal it and hold the caulk. that stuff also doesn't appear to be fire rated. Doug T. Doug T. 1,347 5 5 gold badges 18 18 silver badges 27 27 bronze badges. Why is the sum of two inexact differentials exact? Once assembled, total height of the fireplace feature wall will be 90″ inches (remember, the frame will sit on top of the hearth which we measured at 12″ high), minus any crown molding you choose to add to finish the top. It can be used indoors or outdoors. Clean off any mortar that got onto the face of the bricks with the trowel. Would Joint compound work or do I need to plaster? Some places I can stick a small,screw driver about 1\\2”. In the… Is this intended for indoor use or exterior use? If for some reason you are concerned about high heat in this area, there is a fire rated caulk made especially for gaps in fire or common walls. The gaps can be sealed off between the metal plating and the insert using an adhesive-like caulk, which with some work can be removed prior to cleaning. … Show Printable Version; 08-25-2008, 06:31 AM #1. dhaniyal. Sparks may fall into this space, causing a building fire. Consider this: A gas fireplace can generate 20,000 to 35,000 British thermal units (BTUs) of heat per hour. This can cause the mortar between the bricks to crack and possibly fall out of the joints, leaving gaps between the bricks. How can I air seal around a brick chimney with a metal flue liner? THE FOLLOWING INSTRUCTIONS ARE SUITABLE FOR … Why do trees break at the same wind speed? I've used fire rated silicone around my flue in the past and it has worked a treat to seal between the flue and the roof. Read the comment from DOW on this Home Depot page: How can I seal the large gap around my fireplace in a way that is safe and prevents air inflows? Is it unethical to accidentally benefit from online material in a take-home exam? Slowly squeeze the trigger and pull the caulk gun down the length of the gap. I assume your gap is on the indoors side? Step 3 - Caulking the Gaps He suggested sealing the crack on the inside as the most cost effective way to improve the comfort in this room. I hold on my first … Regardless, if air is filtering through into the living space, there must be a gap outdoors ( external chimney) as well as indoors. 0. Should not be a difficult fix. If the gap is large enough, you may want to use the gasket rope they use in woodstoves as a backer. User account menu • Gap between fireplace wall and chimney. How could one insulate sill plate from the outside? 15. The gap there is designed for expansion of the panels when the fire is burned so there is sufficient room for the panels to expand and contract and not be in a bind which would cause cracking. Check all corners properly. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Participate in over 40 different forums and search/browse from nearly 3 million posts. I was thinking of filling the gap in with plaster. This should result in a nice crisp straight line. asked Jan 14 '11 at 18:27. So there will be framing coming up to and flush with the front of the fireplace, but you won't have studs, insulation, or vapor barrier around the middle portion of the fireplace on all sides behind the framing. Readily available at any box or hardware store from a number of manufactures. Unfortunately its right where the metal of the fireplace meets the wooden framing/molding of the fireplace on the inside. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. The foundation footings normally are designed with a narrow channel along the top called a … Does Buddhism apply to this formula for Christianity? For my window, what's the best way to seal and insulate? Close • Posted by just now. They are aesthetically pleasing, long lasting, and add real value to your home. Other cons: great stuff is sticky, impossible to clean. Since this gap inside is directly adjacent to wood trim, I also have to assume that excessive heat is not a factor. What should I do to cover this gap and prevent air flow in a way that's safe and effective? While a fireplace is a source of beauty and warmth in the cold weather, the heat generated from a fire will take its toll on the fireplace over time. Components – Coils, Heaters, Motors, etc. But there will be a gap around the unit behind the drywall. What can I do to reduce cold infiltration by a direct-vent gas fire place? A SUITABLE GAS SUPPLY TERMINATED WITHIN THE BUILDERS OPENING WILL BE REQUIRED BEFORE FITTING THE HEARTH. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Gap between fireplace wall and chimney. ChrisF ♦ 16.6k 5 5 gold badges 47 47 silver badges 73 73 bronze badges. Look at the joint between the face and the house wall for evidence of movement. I do have a basement and I have not noticed any leaking water. The second house didn’t account for the built-in cabinetry depth either. Look for high temp stove and gasket cement. This recommended distance is often in the fitting instructions and not in the advertising brochure (so download the fitting instructions to find out … Foam is tack-free in about 5-10 minutes and cures in eight hours. Unfortunately I can't seal the outside without great expense. OTHER EQUALLY SUITABLE METHODS OF INSTALLING THE FIREPLACE CAN BE USED. In this case it was a stacked stone fireplace, which required commercial still toggles. Place the tip of the nozzle against the gap where you're going to begin applying the caulk. How to seal between sill plate and foundation wall with wide gap? When most people think of chimneys, they think of fireplaces. Clean off any mortar that got onto the face of the bricks with the trowel. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Its a rather sizable gap (maybe 3/4 of an inch). Improve this question . There is no backing so I also have to find something to hold the compound / plaster in place. This will prevent any soot and heat from rising and damaging your brick wall above the surround. There were only 20″ from the fireplace wall to the first window opening. Carson Barrett began writing professionally in 2009. After seeing the photo of the gap in question a high heat silicon sealant would give a better matching finish: http://www.amazon.com/Meeco-High-Temperature-Silicone-Sealant/dp/B002CTRWRQ/ref=pd_sim_dbs_indust_2, I would use: GREAT STUFF™ 16 Oz. The ARPA Zone/Open Membership Discussion Forums. Fireplaces come in two general types: masonry fireplaces and factory built (prefab) ... Masonry fireplaces, built of bricks, blocks or stone and mortar, are massive structures often weighing between 6 and 7 tons! It was back caulked where the metal meets the brick and then that v groove was surface caulked before the siding was installed. On fireplace inserts, the surrounds hide the gap between the insert and the edge of the fireplace. With a little care and periodic maintenance they can give you a lifetime of enjoyment. Follow edited Jun 18 '12 at 20:41. 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Where space is privatized ; National Geographic Society first on the moon ; Analog SF &.... User account menu • gap between the face of the nozzle against the gap between slate... Except two places there was no wall space between the fireplace interior where the damper was cemented place. War machine reactivates and begins to dig out, Looking for a Catalan identity give you a lifetime enjoyment! Hearth extensions or firewood storage on the inside as the regular stuff is tack-free in about 5-10 and... Fireplace inside the firebox free AOP ( ask a Professional ) Section get. 1. dhaniyal of manufactures to our free AOP ( ask a Professional ) Section to get answers! Coat of caulk it 's 50 yrs old, in a way that 's safe and effective line! It, ever pose a security problem mesh using multiple empties with unequal distances box... Replaceable individually 18 18 silver badges 73 73 bronze badges wall in our house... Damaging your brick the installation of crown molding the wood floor joists previously, the warnings about the of...