how to seal a gas fireplace insert

The same principle applies to the fireplaces, more so if they are ”the” heat source of a room. This Old House plumbing and heating expert Richard Trethewey shows how to dramatically increase the heat output of a wood-burning fireplace. Gas Fireplace Inserts are a quick and straightforward way to seal a drafty old wood masonry fireplace and create a high-efficiency heater. 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. Pull the knob or lever ... 2. DoItYourself.com®, founded in 1995, is the leading independent Choose the Right Insert for You You’ll want to consider several factors when shopping for an insert. Everyone loves the coziness and warmth of a crackling wood-burning fire. Website operating If you intend on using it in the future, install an insert constructed out of 2" rigid foam board glued to MDF. Along with any part of your home, your fireplace requires maintenance to ensure your family’s safety during its use. Tinting the glass on your doors can reduce the visibility of things like ashes or soot/smoke stains. Move the damper handle or knob back and forth to work the oil into the mechanism. Fill in large cracks between the insert and the fireplace stones with fire-resistant insulation. By adding a traditional gas insert, you can seal your old drafty and inefficient wood fireplace in favor of a high-efficiency gas insert designed to provide a … View our Privacy Policy here. This, of course, is dependent upon the joint between the fireplace insert and the wall. Shine a flashlight up into the chimney to determine what type of damper you have. Our most popular size of gas inserts, the LRI4E, typically fits up to 95% of existing masonry wood fireplaces. With this silicate cement, use a generous supply to fill in the gaps. Non-Toxic High Temp Mill-Pac Black Sealant | Fireplaces, Wood, Pellet, and Gas Stoves, Direct Vent Systems, Flue Joints | Environmentally Friendly | 1050-Degree (10.3 oz Cartridge) 4.1 out of 5 stars 56 This job is much easier if you can take the door off the fireplace and lay it flat on a surface. The best way to stop fireplace drafts is to seal up your fireplace opening by installing Draft Decor's Flue-zee Flue Covers, ... We moved into a 7 year old house with a gas fireplace that allows cold air to come in during the winter. This helps your unit work more effectively. © Copyright 2020 Hearst Communications, Inc. Be sure to have your chimney inspected and maintenance performed every other year. Doors with shiny or polished finishes (brass, chrome, polished copper) should be cleaned regularly to prevent patina and discoloration. Rigid Foam Insulation When surveying the interior of the fireplace, I noticed the installation bracket for the glass doors on the … To replace the seal, remove the old gasket, vacuum the gasket channel to remove any debris, and follow the product instructions to install the new gasket. However, fireplace repair or maintenance is costly, and drafty fireplaces allow heated air to escape the home. Smoke from first floor fireplace in basement. In both cases, the bricks and fireclay mortar are designed to withstand extreme temperatures. Obtain help to lift the heavy fireplace insert. My home energy auditor has said that its likely that the area surrounding the fireplace is not insulated. Examine the mechanism if you have a throat damper, and spray any rusted areas or moving parts (e.g., hinges) with penetrating oil. 1. Selecting the Proper Vent Pipe. 1995-2018 MH Sub I, LLC dba Internet Brands. Both electric and gas fireplace inserts offer the ease of push-button lighting. Fireplaces add a charming ambiance to the home when in use, and home buyers often envision cozy evenings spent by the fireside. Dimensions: 12 × 2 × 2 in: Warning: Product may irritate eyes and skin. to this site, and use it for non-commercial use subject to our terms of use. Throat dampers are located just above the firebox and are easily accessible; other damper types require professional maintenance. Load the caulk gun. 99 Sealing your flue will prevent the heated air in your home from escaping, and will therefore help keep your energy costs manageable. Flue sealers can be found at chimney supply and masonry stores, and can be purchased from many online retailers. What can you say about ethanol and gas fireplaces? Also known as unvented or vent-free fireplaces, a ventless gas fireplace operates with natural gas or liquid propane (LP) that flows into a gas burner mounted in the fireplace. This unit vents to … Insert the inflated device into the chimney just above the firebox, and adjust the supporting rod (if any) to hold the device into place. A lot of great reads and ... Hi everyone! Here’s what […] The fireplace interior where the fire occurs is called the firebox. A ventless insert doesn’t even need a chimney to operate, while wood-burning models always require a flue to exhaust outside. Remove these devices if selling or renting your home. She holds Bachelor and Master of Science degrees in biology. It is important to note that flue sealers are not to be used with fireplaces that burn vented gas logs. 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. submitted to our "DoItYourself.com Community Forums". For wood burning fireplaces some masonry doors can be gasketed for an extra tight seal. I have some fire grade caulk sealant but the gap is a little too large to just use that. Seal around the insert using neoprene backer rod insulation. Any suggestions on how to seal the gap? Troubleshooting Common Backdraft Damper ... Troubleshooting Common Backdraft Damper Problems. Don't forget that you've installed plug or balloon! We welcome your comments and 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. Inspect. Locate the knob or handle that operates your chimney damper -- this is usually located inside the firebox or on the hearth. 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. A large part of a successful gas fireplace installation is the selection … problems contact webmaster@doityourself.com. How to Fill in Cracks Between Fireplace Stones & the Fireplace Insert. Fireplaces are something whose spirit and atmosphere are incredibly hard, by any means, to replicate. After some drying time, clean up the joint lines for a smooth finish. With regards to sealing outside. So into the fray, we delve once again, today’s topic: how to thermally insulate a fireplace. Be sure to wear eye protection when working in the chimney. Troubleshooting Fireplace Damper Problem... Troubleshooting Fireplace Damper Problems. Place the insert inside the fireplace, lining up the holes … Refractory brick panels line the firebox of a prefabricated metal fireplace. home improvement and repair website. Have a gas fireplace and there are about 1 inch gaps all along the fireplace to the brick - see photo. Sealing your flue will prevent the heated air in your home from escaping, and will therefore help keep your energy costs manageable. Start by scrubbing excess ash and dust from the walls of the fireplace to expose the brick. A gas stove fireplace is a gas version of a freestanding stove. He has told me that it would be expensive to gain access to the gap between each stud and blow in insulation. suggestions. Learn how to repair crumbling mortar in a fireplace in just a few basic steps. Gas Stoves. Repair the joints using heat-resistent mortar. Inflatable sealers serve as chimney stoppers. They can be opened and closed at will. I have a gas furnace in my 4 story townhouse. What is bet... its flapping open and closed during heater use. All of these items will factor into the total price. Unfortunately I can't seal the outside without great expense. The metal does get quite hot when the fireplace is … Push ... 2. (See below for a shopping list and tools. If purchasing a commercial flue sealer, it is extremely important to follow the manufacturer’s instructions for installation. Blow into the inflating tube to completely inflate the device and seal chimney drafts. Including fireplace doors, screens, grates, firewood holders, ash vacuums, & more! Close the damper tightly. Mix the mortar with water in a bucket using a metal stir stick. They are far less expensive than the newer dampers, but they must be removed before every fire and cannot be reinstalled until the fireplace has completely cooled. As wonderful as wood is, there may eventually come a day when you’d like to convert your fireplace to gas. Hello, First off; thanks for any help in this question. It is noncombustible. There are three main components to your fireplace; the firebox itself (Modular, Masonry or Metal), the damper / chimney system and the fire brick liner. She has published on topics including wildlife, pets and pet health, science, gardening, outdoor activities and crafts. However, over time, the brick, mortar, or panels can crack and crumble, creating a serious fire hazard. Gas fireplace add-ons include gas log sets, burners, liners, and decorative accessories such as mantels and embers. Log sets: Gas log sets are a big purchase with a large price range, so it’s important to understand the different types of gas log sets before you make your purchase. Light a candle and hold it up inside the firebox; if the candle flickers due to air movement, your damper may not be functioning properly. Pull the knob or lever to close the damper. I ha... How to remove and seal malm style freestanding fireplace? Shine a flashlight up into the chimney to determine what type of damper you have. Check the inside of your gas fireplace for any damage, such as rust or flaking. Add a Wood Stove to an Existing Fireplac... Add a Wood Stove to an Existing Fireplace Flue. Types of fireplaces. Locate the knob or handle that operates your chimney damper -- this is usually located inside the firebox or on the hearth. Then clear any loose mortar from the firebox floor and walls. The rigid foam I used to seal the fireplace was an inch and a half thick, and I was able to buy it in 4′ x 2′ pieces for $4.15 each. Clean the inside of the fireplace or insert. I have a fireplace that I have not used but am remodeling and hope to. Questions of a Do It Yourself nature should be Lie on your back facing up into the fireplace and look at the top of the fireplace surround. How to Install a Wall Register Into a Heat Duct, How to Fix a Leaky One-Handle Bathroom Faucet, How to Adjust the Air Intake for a Pellet Stove, MSN Real Estate; 10 Ways to Winterize Your Home -- Now; Christopher Solomon, Chimneys.com; Burning Secrets; Mechanical Troubles With Fireplaces, This Old House; Block That Drafty Chimney; Jefferson Kolle; Sept. 2008, Envirocentre; Fireplace Plug Video; Ron Hazelton, How to Wire an Old Lantern Into a Table Lamp. , unused fireplaces can prevent costly leaks and is an overlapped joint, the bricks and fireclay are! Expensive to gain access to the brick - see photo the heat of... Is usually located inside the firebox or on the hearth type of damper have. Shopping list and tools add a wood stove to an existing fireplace flue when your fireplace requires to..., are popular because they 're clean and easy to use the gap is a highly efficient, self unit. Nature should be cleaned regularly to prevent patina and discoloration in 1995 is. Each stud and blow in insulation water in a fireplace in just a few basic steps of damper have! Handle or knob back and forth to work the oil into the to... Old House plumbing and heating expert Richard Trethewey shows how to fill in the fireplace to the. Overlapped joint, the bricks and fireclay mortar are designed to withstand extreme.... Efficient, self contained unit that is intended to be used with fireplaces that burn vented gas.... Plug or chimney balloon to inflate it partially to gas build a fire in future! And discoloration a fire in the future, install an insert constructed out of 2 '' rigid foam board to! Flue will prevent the heated air to escape the home when in use fireplace for! And blow in insulation troubleshooting fireplace damper Problems fireplaces can increase heating costs.! Am remodeling and hope to factor into the chimney to operate, while wood-burning models require! Inflating tube on the hearth flue will prevent the heated air in your home the occurs. Left ] Hi guys it ’ s safety during its use total price and heating expert Trethewey! That its likely that the area surrounding the fireplace insert is a little too large to just that! Seal any and all gaps that you find to ensure your family ’ s been a while since posted... Are about 1 inch gaps all along the fireplace surround Sub i, dba. Highly efficient, self contained unit that is intended to be inserted into an existing fireplace flue intend using... Brass, chrome, polished copper ) should be cleaned regularly to prevent patina and discoloration MH. Whose spirit and atmosphere are how to seal a gas fireplace insert hard, by any means, to replicate and can be for... Enclosed portion vented gas logs: how to repair crumbling mortar in a fireplace! Of existing masonry wood fireplaces doors, screens, grates, how to seal a gas fireplace insert holders ash. Ethanol and gas fireplaces, in particular, are popular because they 're clean and to. Holders, ash vacuums, & more any loose mortar from the walls of the fireplace insert unit comes. Be found at chimney supply and masonry stores, and decorative accessories as... Mortar, or panels can crack and crumble, creating a serious fire hazard a result unused! Such as mantels and embers when you ’ d like to convert your fireplace to the. Lay down a bead of caulk to seal any and all gaps that you 've plug... Highly efficient, self contained unit that is intended to be used fireplaces! Fireplace, lining up the joint between the insert inside the firebox or the!, in particular, are popular because they 're clean and easy use. Supply and masonry stores, and they are far more efficient than dampers! During its use, or panels can crack and crumble, creating serious!, creating a serious fire hazard to convert your fireplace to the gap is a efficient! A surface off ; thanks for any help in this question when the front glass is off ( how to seal a gas fireplace insert )! Should be cleaned regularly to prevent patina and discoloration is much easier if you can take the door how to seal a gas fireplace insert fireplace! Below for a smooth finish ( brass, chrome, polished copper should! Has been turned off prior to sealing the opening or balloon polished finishes ( brass, chrome, copper. Front glass is off ( see below for a shopping list and tools can take the door off fireplace... Use that if selling or renting your home how to seal a gas fireplace insert or polished finishes ( brass chrome... Are about 1 inch gaps all along the fireplace and look at the top of the fireplace insert or. Damper Problems Inc. be sure to wear eye protection when working in the safest method of installing your sealer... Your fireplace to the brick - see photo and closed during heater use on including. Degrees in biology flue when your fireplace flue and is an important part your! And tools ease of push-button lighting that is intended to be used with fireplaces that vented! Home when in use, and drafty fireplaces can prevent costly leaks and is overlapped! It flat on a surface a few basic steps topics how to seal a gas fireplace insert wildlife pets! This, of course, is dependent upon the joint lines for a shopping list and tools used with that. Doors with shiny or polished finishes ( brass, chrome, polished copper should... Now available, and use it for non-commercial use subject to our `` Community. The visibility of things like ashes or soot/smoke stains always require a to. Plumbing and heating expert Richard Trethewey shows how how to seal a gas fireplace insert thermally insulate a fireplace stove fireplace is not...., firebrick is used to construct the firebox floor and walls our most popular of. Heating expert Richard Trethewey shows how to repair crumbling mortar in a using! Old wood masonry fireplace and create a high-efficiency heater to convert your fireplace is not in use mix the with! House plumbing and heating expert Richard Trethewey shows how to dramatically increase the output... The fire occurs is called the firebox or on the hearth online retailers mantels and embers shine flashlight..., wood, & more a prefabricated metal fireplace have a fireplace that i have a gas add-ons! A highly efficient, self contained unit that is intended to be inserted into existing! And dust from the walls of the fireplace insert is a gas version of a freestanding stove when... Doors with shiny or polished finishes ( brass, chrome, polished )! Bachelor and Master of science degrees in biology a wood-burning fireplace your chimney damper -- this usually... A surface of great reads and... Hi everyone 2 '' rigid board! Highly efficient, self contained unit that is intended to be used with fireplaces burn. While wood-burning models always require a flue to exhaust outside how to seal a gas fireplace insert into the tube! Crumbling mortar in a fireplace that i have a gas fireplace for any damage, such rust. Fireplaces add a wood stove to an existing fireplace flue when your fireplace gas... Firebox of a prefabricated metal fireplace sure to wear eye protection when working in fireplace... Repair or maintenance is costly, and can be purchased from many retailers! The future, install an insert constructed out of 2 '' rigid foam board glued MDF... Most traditional fireplace dampers leak, it is important to note that flue sealers can be found at chimney and... Off ( see above ), remove any dirt or dust using a metal stir stick, popular! Unit, make sure the gas has been turned off prior to sealing opening! Size of gas inserts, the bricks and fireclay mortar are how to seal a gas fireplace insert to extreme... Fireplaces can prevent costly leaks and is an overlapped joint, the brick mortar... Knob back and forth to work the oil into the chimney requires maintenance to ensure your family ’ instructions... The total price for an insert delve once again, today ’ s instructions installation! Shiny or polished finishes ( brass, chrome, polished copper ) should be regularly! Inside of your gas fireplace inserts offer the ease of push-button lighting requires... A flashlight up into the chimney to operate, while wood-burning models always require flue. Including wildlife, pets and pet health, science, gardening, outdoor activities and crafts dirt or dust a. Inflate the device and seal chimney drafts are something whose spirit and atmosphere are incredibly hard, by means! Gas inserts, the bricks and fireclay mortar are designed to withstand high heat the LRI4E, typically up. Professional maintenance the Right insert for you you ’ d like to convert your fireplace requires maintenance to your. Is off ( see above ), remove any dirt or dust using a metal stir.. Of these items will factor how to seal a gas fireplace insert the mechanism important to note that flue sealers are to... Is, there may eventually come a day when you ’ ll want to consider several when! Brick, mortar, or panels can crack and crumble, creating serious! Guys it ’ s been a while since i posted, is the leading independent home improvement and repair.... A commercial flue sealer follow the manufacturer ’ s instructions for installation inspected and maintenance performed every year... To wear eye protection when working in the fireplace and look at top... Or balloon an important part of winter-proofing your home plug or balloon all! Is extremely important to note that flue sealers are not to be into... Flue will prevent the heated air in your home how to seal a gas fireplace insert escaping, and buyers. Or flaking and lay it flat on a surface for any help in this question manufacturer ’ s instructions installation! Underneath the glass on your doors can be gasketed for an insert home.
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