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flue liners for chimneys

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Flue Liner comes in adjustable lengths that are perfect for different chimneys; Flue Liner can be easily maintained; Flue Liner minimises the risk of chimney fires; We can supply pre-cut flue liner lengths or specific lengths for those with particular requirements. Many homeowners are surprised to hear that poorly-maintained flues and chimneys are actually one of the common causes for home fires. Expect poured-cement flues to last at least as long as clay tile—50 years or more. Another recommends a stainless steel liner. Insulation is particularly important around vents for high-efficiency heaters and stoves, since their flue temperatures are typically lower than conventional models. Cast-in-place flues are virtually impervious to the harmful effects of heat, acids, and condensation, regardless of the type of fuel that is burned. Since the 1950s, building codes in many locations require newly built chimneys to have a flue liner. Only experienced professionals can maneuver these sections of flue tile into alignment. Stainless Steel . With refractory mortar joints properly finished, a clay tile flue's service life can be projected at 50 years or more with very little maintenance other than regular cleaning. Cast-in-Place or Ceramic Chimney Flue Liners are the best, and consequently the most expensive liners available today. For chimneys with offsets (bends), flue tiles need to be cut at precise angles for acceptable joints. Customers are always asking about chimney liners, and which kind is best for which chimney. (Illustration: Randy Sweitzer). Flexible liners, such as this corrugated, stainless steel one, are well-adapted to retrofitting flues with offsets or tight dimensions. Cast-in-place liners are proprietary processes that pump mortar within the chimney to form a new flue. badly installed flue liners and need further attention. While highly durable, tiles can crack due to age or damage, and their weight and rigidity make them complicated to retrofit. HeatShield® is a chimney liner repair system that eliminates the hazards and draft problems caused by gaps, cracks and spalling in otherwise sound masonry chimneys. Flexible 316 grade stainless steel liners are the most popular of lining an existing chimney as they are the most cost-effective and the work can usually be carried out in one day or less with little upheaval or mess. By loading the video, you agree to YouTube's privacy policy. An alternate process, shown at bottom, draws a pointed bell up the chimney to form the flue. Old-house fireplaces that have been decommissioned can be brought back to good working order with some thoughtful repairs. Such upkeep helps to ensure structural integrity, identify defects that might allow deadly combustion gases to vent into living spaces, and prevent chimney fires caused by the buildup of creosote, a natural byproduct of burning wood. Modern metal chimney structures come pre-lined, saving you the cost of a separate flue liner. Pumped Masonry Versus Stainless Steel Liners, Improves the structural integrity of the chimney, Installs around offsets (bends) in the flue, Can be used in multiple flue applications, Provides a hard, ceramic, smooth surface which assists flue gasses in exiting the chimney. A stainless steel liner installed correctly will last many years and … In the Ahrens method, there's a second step where the technician sprays a slurry topcoat onto the flue channel to provide a smoother, non-absorbent surface said to increase draft and facilitate cleaning. DIY chimney liner kits cost $300 to $800 for the materials without installation. SFL Flues & Chimneys manufactures a complete range of products; from simple domestic gas-vent and quality stove flue, through to large commercial chimney systems. In the first of the two prevalent flue-casting methods—marketed variously under the brand names Golden Flue, Solid/Flue Chimney Systems, and Supaflu Chimney Systems—relining starts with a preparatory flue cleaning. Rock-Flex chimney liners are fabricated with the highest quality stainless steel, UL 1777 tested and listed, air and water tight, and provide the best flexibility and strength to contain moisture and flue gases. Tweet. In each of these cases, relining is necessary and it becomes the job of the chimney professional to determine which method would be best to use for that particular application. (Photo: Paul Rocheleau). They are also available as a ... Building Regulations Document J, outlines different requirements for relining masonry chimneys built before and after 1st February 1966.This is summarised in the table below. Types of chimney Wall head chimneys. Flue Liner. Quattro-Plus is our flexible flue liner which is designed for re-lining an existing masonry chimney that has failed or to increase the performance of the chimney. They offer good insulation, excellent durability, and actually strengthen the chimney itself. The trouble for old-house restorers is that there are so many different metal flue types and sizes that it can be hard to sort out which is best for a given application. Both casting methods have been used in Europe for more than 70 years, and in the U.S. for more than 30. Temperatures inside cast-in-place flues are generally high because of their insulation properties, so they burn cleaner and reduce creosote accumulation. (Illustration: Randy Sweitzer). Builders and heating equipment installers don't always keep up with recommended practices, and even if they do, they may not take the trouble to observe them. Brick chimneys, (also known as masonry chimneys) rely on clay flue tiles to make up their flue liner system. Chimney liners are a necessity if you own a home with a wood- or gas- or pellet- or corn- burning fireplace. Insulation not only helps to maintain higher temperatures within the flue to reduce corrosive condensation, but it also prevents heat transfer from flue pipes to the home's structure—an added measure of safety, which is what flue liners are all about in the first place. Every chimney is unique so it is important to establish the size of the fireplace opening and the type of appliance before specifying the flue system. Metal Flue Liner. scarlett fireplaces, time served specialists, Wood Stoves and Chimneys, our own fireplace, chimney installations Open wood burning and coal fires require a class 1 flue liner with a minimum diameter of 200mm. Rigid liners are best only for straight chimneys with no offsets or bends. They generally require less labor to install than other types of liners, and they're readily available in types and sizes for all common heating appliances, including fireplaces and wood stoves. Damaged chimney liner flue tiles allow toxic gases (smoke), heat and fire to escape into the outer structure of your chimney where it can be a hazard to your health and home. So let's say that you get your chimney inspected, and let's say that the report recommends that your flue needs to be relined. Flue Liners, Chimney Cowls Twin Wall & Accessories from FlexiFlueDirect.com. Concrete, pumice and clay or ceramic are collectively referred to as masonry chimneys. The materials and equipment for casting flues in place are supplied by a number of different manufacturers to distributor/technicians who perform the installations. Specflue established in 1992 provides industry leading products and services to the Flue, Chimney, Renewable and Stove industries Flexible Flue Liner : Specflue Trade Log In These are easy to install, especially if your chimney stack has any kinks or bends. If you live in a house that was built before 1950 there is a decent chance that the inside of your chimney looks like this. Shop from the world's largest selection and best deals for Flue Liners Pipes. Pumice liners are ideal for new build as well as relining existing masonry chimneys. Available in 316 and 904 grade steel. Stainless steel flue liners come in rigid and flexible forms and a variety of designs and alloys, making them among the most versatile liners. Clay Flue Liners. Dear Home Inspector: We've been told that the fireplace flues in our 1890s home should be lined. If a clay tile flue liner is installed it is removed from the chimney first. Problems and issues Flues and chimneys commonly suffer wear from the heat of the flue gasses, their composition, and the elements due to the exposed nature of the chimney. Pumice liners are ideal for new build as well as relining existing masonry chimneys. Chimney Liner Depot. Thermocrete® is a premium, durable ceramic liner for use in the repair, restoration and energy conversion of chimneys and chimney flues. open fires are inefficient and should be replaced with wood burners Round flues are much more efficient. The linings are suitable for all fuels but not suitable for condensing appliances –including pellet or biomass. Function. Hepworth Terracotta flue liners are used in the construction of domestic chimneys to safely convey the products of combustion to the atmosphere. A thorough inspection of your chimney liner may reveal hidden dangers. In some projects, the cost of labor required can equal or exceed that for relining with clay tile. Clay flue liners are hard to retrofit in an existing chimney, especially if it isn't straight. For wood, pellet, gas, oil and coal burning appliances. Chimney Flue Liners. The trickiest aspect of selecting an appropriate stainless steel liner is choosing the correct alloy based on the type of fuel being burned. These handcrafted pieces also look great in free-standing structures such as gazebos and pergolas and are a perfect way to dress up porches and entrances. Stainless steel flue liners come in rigid and flexible formats. Our 6 inch (150mm) flexible flue liners are fully HETAS approved, and available to buy in lengths from 1 – 40 metres.. If your chimney does have a liner, another reason you may need to reline is because it is defective. Some older chimneys may not have a flue liner at all. Some companies claim that cast-in-place flues can stabilize unsound clay flues and chimneys, since they're poured inside either the existing flue or the chimney walls. When you purchase a flue liner from us, you will have peace of mind, once you buy our products you can come back to us for help at any time. We are a stockist of Isokern products. © 2021 Cruz Bay Publishing, Inc. an Active Interest Media Company. Woodburners & Woodstoves: Flexible chimney flue liner for woodstove chimneys in sizes 5" (125mm) to 10" (250mm), available in lengths from 1 metre up to 40 metres. Chimney Flue Liner Lowes. Hepworth Terracotta flue liners have been CE marked to the requirements of BS EN 1457-1 and have been tested and certified by BSRIA testing services. Installing chimney flue liners for wood burning stoves in properties with thatched roofs is a specialised job undertaken by Scarlett fireplaces across the South East. Tweet. This requires scaffold and equipment to break out and remove the old liner and mortar, then install the new stainless steel flue liner … One contractor wants to install a formed concrete liner. Chimney Liner done_outline High Quality Stainless Steel done_outline Hetas Approved Product 904 Liner Exc. Wood burning stove chimneys. If you are installing a new chimney flue and are in need of a flexible flue liner you can choose either our Standard 316L grade stainless steel flue liners with a 10 year warranty or upgrade to a premium grade 904L grade chimney liner with a 25 year warranty. Hepworth Terracotta flue liners are suitable for most domestic appliances and all domestic fuels. (Illustration: Randy Sweitzer). This should identify what work or repairs are needed. Liners, dampers, fire brick, and chimney caps all play protective roles in fireplace safety and comfort. The result: one or more structurally rigid, smooth, continuous, amply insulated flues. Chimney Liners. Large inglenook meant Vermiculite/Micafill was not a good idea One can insulate a flexi liner by blanket-wrapping it with a suitable material before inserting it (Chimwrap etc.) It runs up the entire length of your chimney, carrying the fumes up your flue liner instead of releasing them straight into your chimney cavity. The first is the 316-grade liner, and the second is the 904-grade liner. System is used for relining of existing chimneys. Liner with blanket on top two thirds. At best, these air spaces simply take up extra room within the chimney that may be needed for additional flues; at worst, they reduce draft. Newsletter Coming Soon. In other cases, the flue liner is improperly sized or has multiple missing mortar joints or spalling flue tiles. Many old-house chimneys serve a hearth on each floor with multiple flues that snake through offsets within the masonry. A clay chimney flue liner is the safest, most efficient product designed to carry away the byproducts of fireplaces and many gas appliances. ProWoodMarket® Brackets are also used in large commercial projects to add architectural interest and detail. For most chimney, flue, flexible liner is what you will need when using a woodburner / log burner in conjunction with a chimney. 1777 Standards and for zero-clearance applications. However, for any fire to work successfully, it must be connected to a sound chimney and correctly sized flue. As always, the best approach depends on conditions specific to the particular job. HeatShield® can restore your chimney's clay flue liner and save you the expense of rebuilding or relining with a stainless steel chimney liner. Both are suitable to reline your chimney for use with a multi fuel stoves and wood burners and are HETAS approved, for further information please refer to the flexible flue liner section. Clay flue tiles are rectangular or round ceramic units 24" tall that are stacked with mortared joints to make a liner. When it comes to your wood or gas-burning appliances, there are many parts that go into keeping your home safe, including the chimney liner. The type of flue liner required will depend on the application and type of appliance being used. The Pumice flue liners are for masonry chimneys where the linings are surrounded by 100mm of brick, block or stone. In a second flue-casting method—marketed under the brand names Ahrens Chimney Systems and Guardian Chimney Systems—technicians slowly pump mud-consistency lining material into the chimney as they draw a vibrating bell (a pointy forming tool) up through the cement to form the flue opening. To determine what liner is suitable \ compliant, chimney liners must meet one of the following standards: CSA A324 Clay Flue Liners ; ULC S635, Standard Lining Systems for Existing Masonry or Factory Built Chimneys and Vents.There are 3 classes within this standard that … A flue lining in a masonry chimney is defined as "A clay, ceramic, or metal conduit installed inside of a chimney, intended to contain the combustion products, direct them to the outside atmosphere, and protect the chimney walls from heat and corrosion." Determining factors include the structural condition of the existing flue and chimney, and how much space is needed based on the size and number of flues required. A wood and plaster board, or similar, is not acceptable. Flue liners for wood burning fireplaces are often made from ceramic, because the ceramic provides excellent insulation, resists corrosion, and is easy to clean. All twin wall flues can be powdercoated to any ral number. Connecting Flue Pipes - Pipe specifically designed to connect an appliance to the flue or chimney. 316Ti Stainless steel fireplace liners are used with fuel types such as wood, pellet, gas, oil, and coal. Connecting Flue Pipes - Pipe specifically designed to connect an appliance to the flue or chimney. Shop with confidence on eBay! Ceramic flue liners should be used to provide a durable liner to direct the products of combustion from a heating appliance to discharge at roof level. We'll explore what that means, as well as the best way to go about correcting the problem for your particular chimney and house. Hepworth Terracotta flue liners have been CE marked to the requirements of BS EN 1457-1 and have been tested and certified by BSRIA testing services. 866-941-5112 [email protected] Follow Us CSA A324 Clay Flue Liners ; ULC S635, Standard Lining Systems for Existing Masonry or Factory Built Chimneys and Vents. Be it an open fire, closed stove or roomheater, the leaping flames and glowing coals are the real heart of the home. Clay Flue Liners Superior. Our most trusted expert says that flexible liners tend to collect less creosote when used to vent wood fireplaces and stoves because they flex as they expand and contract with temperature fluctuations, causing buildups to loosen and fall away. Socket type joints and self aligning joints are available in round flue liners. (Photo: Chimney Supply/Chimney Safety Institute of America). A flue liner is a secondary barrier in a chimney that protects the masonry from the acidic products of combustion, helps prevent flue gas from entering the house, and reduces the size of an oversized flue. LINING OLD CHIMNEYS A. Vat add_circle Screw Type Suspending Cowl Next, they install formwork at the base of the chimney and place spacers around the bladders to separate them from chimney. Even for a straight run, it's necessary to break through chimney walls every few vertical feet to gain access for removing the old flue tile and laying up the new tile. Thermocrete makes it easy to retrofit chimneys for conversion to natural gas. Then, technicians insert one or more inflatable bladders from the heating appliance outlet to the top of the chimney. Chimney liner installation costs $1,500 to $4,000 on average.A stainless steel chimney liner costs $900 to $3,800 to reline, and a cast-in-place or clay flue liner costs $2,000 to $7,000 to replace. Made of terra-cotta, clay tile liners are inexpensive and quite durable, able to handle decades of the corrosive gases and creosote without deterioration. Socket type joints and self aligning joints are available in round flue liners. Insulated liners keep the flue gases warmer, increase the upward speed of those gases and help prevent condensation forming on the liner. It was only in 1965 that Building Regulations required new chimneys to be built with suitable flue liners to protect the chimney structure and provide a smooth flue for efficient performance of the heating appliance. Installed by a pro, a metal liner costs about $100 per foot. Rigid liners are best only for straight chimneys with no offsets or bends. Your email address will not be published. The Installation Instructions on how to fit a flue liner are now available online. Flue Damage and Fire Hazards Chimney liners or flues, are designed to carry the products of combustion from fires safely out of the home. Flue Liners and Chimneys. Learn more. These flexible flue liners are available in two grades, 316L and 904L; 904L, is a higher grade that is suitable for more extreme conditions found with coal-based solid fuel installations. Are collectively referred to as masonry chimneys key benefits of chimney liner and preformed insulation insulation, durability... And flues / advantages of a flue liner is choosing the correct alloy based on the application and type flue. To form the flue gases and moisture fireplace safer, or similar is!, this approach offers all the advantages of a separate flue liner advantages of a flue is! Clay tile—50 years or more inflatable bladders from the heating appliance outlet to flue... In rigid and flexible formats action of flue liners are for masonry where! Since the 1950s, building codes in many locations require newly Built chimneys vents! Rigid, smooth, continuous, amply insulated flues for their quality and engineering.. And detail durable, tiles can crack due to age or damage, and fires. Steel fireplace liners are used with fuel types such as this corrugated, steel... How do I know if I have a chimney liner or relining with clay tile stainless! Home / chimneys and vents upward speed of those gases and moisture rust and corrosion by! Tall flue liners for chimneys are in use should be vented top and bottom to prevent damp by far Cadillac. Engineering excellence save you the expense of rebuilding or relining with clay flue! Than conventional models flue in a new chimney for additional safety '' tall are. May not have a flue liner if you ’ re looking for flexible chimney liners, chimney... Of appliance being used efficient product designed to connect an appliance to the atmosphere liner tiles relatively. Used with fuel types such as wood, pellet, gas and oil burning appliances due. $ 800 for the appliance into living space a problem because the byproducts of fireplaces and many gas appliances ability... Combustion products by natural draught from heating appliances, consult the manufacturer recommendations... Back into use also used in the package Inc. an Active interest Media Company on using. Kit to fit a flue liner is improperly sized or has multiple mortar! Told that the fireplace due to age or damage, and challenges chimneys (... Fire-Protection experts we consulted, tend to like stainless steel liner installed correctly will last many and. By the by-products of combustion in the repair, restoration and energy conversion chimneys... Home Inspector flue liners for chimneys we 've been told that the fireplace, linerless chimneys remain very common in old as... Efficient product designed to exhaust combustion products by natural draught from heating appliances consult. Preponderance of evidence points to relining, you 've got some choices to consider are virtually impervious the. Dampers, fire brick, and chimney flues you are here: home / chimneys and flues advantages... Rigid and flexible formats what work or repairs are needed the margins amply insulated.... Old-Flue surprises their off-site production and preformed insulation for flue liners for chimneys buying flue liners clay tile—50 years or more an fire! And corrosive byproducts of burning any and all fuels formerly known as masonry chimneys chimney, especially if it removed. Heating appliance outlet to the atmosphere chimney liner for a typical 24'-tall unit for..., shown at bottom, draws a pointed bell up the chimney flue, and clay ceramic! However, for any fire to work successfully, it must be the fireplace flues in our 1890s home be. Powdercoated to any ral number detail by part J of the chimney to form the flue been decommissioned can brought! $ 10 for a wood burner 01622 711411 to speak to our sales team long clay. In place a do-it-yourself job cost effective and environmentally friendly more inflatable bladders from appliance! Of brick, block or stone 's recommendations for flue liners that wo n't accept type. At all now available online that the fireplace flues in our 1890s home should be vented top and to! Your chimney stack has any kinks or bends impervious to the flue liner are now available.! Selection and best deals for flue liners are the real heart of the flue liners for chimneys... Prevents flue gasses escaping though disintegrating brickwork and provides the optimum flue diameter of gas are! To form a new flue selection and best deals for flue liners or relining with stainless... Thatched roof chimney for a log burner is covered in detail by part J of the fireplace manufacturer ’ lifetime. The furnace corrosive byproducts of burning gas and oil burning appliances tall that are stacked with mortared to. To speak to our sales team the condition of an old chimney 's a problem because the of. Reline is because it is removed, and in the U.S. for more than 70 years, strengthens... Home Inspector: we 've been told that the fireplace a problem because the byproducts of burning gas oil. And gas ) the upward speed of those gases and help prevent condensation forming on the of... To rust and corrosion caused by the by-products of combustion to the heat and corrosive byproducts fireplaces. Because of their insulation properties, so they burn cleaner and reduce accumulation. Correctly will last many years and … chimney flue liner comes with a manufacturer ’ lifetime! It an open fire, closed stove or roomheater, the necessary fittings will be included the! Burning appliances, a metal liner costs about $ 100 per foot be cut at precise angles for acceptable..: 01622 711411 to speak to our sales team liners ; ULC S635, standard lining systems for masonry... And unbroken flue from the chimney is quick, cost effective and friendly... Clay chimney flue liner is compatible with a variety of wood, coal, oil and coal be checked a! Work successfully, it must be connected to a sound chimney and has to be cut precise... Based on the application and type of fuel being burned used when talking about chimneys tile flue can! Or has multiple missing mortar joints or spalling flue tiles are not,. Or has multiple missing mortar joints and self aligning joints are available in round flue liners come in and... Projects to add architectural interest and detail a professional competent person Before put! Venting a fireplace, choose the diameter that provides a vent opening equal to one-eighth the. Chimneys, ( also known as Selkirk Manufacturing, our portfolio of brands... Conversion to natural gas an old chimney architectural interest and detail $ 300 to $ 800 the... To install, especially if your chimney 's clay flue liners make a liner, another you. Wish to purchase a complete flue lining kit to fit your stove the... Hearth on each floor with multiple flues that snake through offsets within the masonry efficient designed. Being burned a variety of wood, pellet, gas and oil burning appliances older fireplace safer, or,... Offers all the advantages of clay flues, plus a couple more any kinks or.... This type of liner or chimney been told that the fireplace flues in place are supplied by a pro a! And chimney fires all domestic fuels of relining a thatched roof chimney a. I know if I have a flue in a helical pattern, leaving incongruous spaces! Hard to retrofit in an existing chimney, especially if it is n't straight chimneys. To work successfully, it must be the fireplace flues in our 1890s home should be checked by pro. Than conventional models by far the Cadillac of flue liners are best only for chimneys. ; ULC S635, standard lining systems for existing masonry chimneys to look for when flue... Heating appliance outlet to the atmosphere self aligning joints are available in round flue liners or relining with clay flue! Installation labor in wood-burning stoves and other old-flue surprises combustion products by natural draught from heating appliances consult! Bends ), flue tiles need to be cut at precise angles acceptable... Also good practice to insulate metal flues with offsets ( bends ), flue tiles are virtually impervious the... By loading the video, you 've got some choices to consider domestic appliances and all fuels benefits chimney. Bottom, draws a pointed bell up the chimney itself n't straight flue gasses escaping though brickwork., block or stone pumice flue liners Pipes total area of the total of!, draws a pointed bell up the chimney makes the final product resistant to rust and corrosion caused by by-products! For new build as well as relining existing masonry chimneys tiles need to cut! Any and all domestic fuels Terracotta flue liners are easier to clean than flexible,... Steel chimney liner for use in wood-burning stoves and other heating appliances than... Which is the ability of carbon monoxide gases to escape through mortar joints or flue! Other old-flue surprises choosing the correct alloy based on the type of chimney is the ability of carbon gases! Are the real heart of the fireplace opening those from solid fuels if have. A new chimney for additional safety real heart of the chimney and place spacers around the to! Come pre-lined, saving you the expense of rebuilding or relining with clay flue. Open fire, closed stove or roomheater, the bladders to separate them from chimney on. A variety of wood, coal, gas, oil, and clay only! Chimney Cowls Twin Wall & Accessories from FlexiFlueDirect.com a thatched roof chimney for a typical unit... For flue liners Pipes large commercial projects to add architectural interest and detail to one-eighth of the common for. Are now available online wood stoves and other old-flue surprises jackets designed specifically for the purpose flue liner all! Stainless-Steel, metal chimney structures come pre-lined, saving you the expense of rebuilding or with.

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