do i need an insulated chimney liner

's to find out the importance of a properly insulated liner. Installing a well-insulated chimney liner is a price worth paying in order to have an efficient and safe chimney system. Personally for us we almost always recommend a pre-insulated chimney liner if conditions allow. ← Older Post Not only will this increase the draft of your chimney, less fuel will be wasted and less creosote will build up inside your chimney. This can usually be determined by BTUs (or check the manufactures instructions for a furnace) and the cross sectional area of the fireplace opening, or by matching the exhaust size of the wood insert or stove. The insulation allows the pipe to remain cooler on the outside and have a 2’’ clearance to combustibles. As a result, the chimney is more efficient and clean. Insulating a stainless steel chimney liner is not only possible but is highly recommended in many cases. We get this question a lot. Many times after a cursory inspection of the chimney the existing liner appears fine, but it doesn't take much creosote built up in the missed cracks to cause a problem. https://t.co/2UCWpik4h1. Sep 24, 2016, Do I Need to Insulate My Chimney Liner? The cost to install or replace a liner depends on the height and diameter of your flue, how many units are connected to it, the material you choose, and whether you need insulation. Item #M25200083 Starting at. (Note: Kits include one wrap of 1/2" foil faced insulation). Available in Different Materials. If your chimney gets a lot of use, you will need to clean it out regularly, even if you have a stainless steel chimney liner. Part 3: Why is My Chimney Chase Cover Leaking? We can make any custom chimney part you may need. It is recommended to have a second person help handle the chimney liner during this process. You should also insulate the liner to ensure that temperatures are kept constant and insulation also helps slow down the buildup of creosote. Why should I insulate? We are here to answer all of your questions. When it comes to chimneys, you want the exhaust to stay as warm as possible on it's way up the chimney stack. Sep 27, 2016, Is Hiring a Chimney Sweep Worth It? Liners insulate heat moving through the chimney, protecting flammable areas of your home's structure. Chimney liners and chimneys go together like peanut butter and jelly. The insulation can be either fiberglass or ceramic. Insulation will keep flue gases warmer, minimizing condensation and creosote build up, while providing greater draft performance. Insulation is required by all of the manufacturers because the liner was tested and listed to U.L. You can also make sure to waterproof your chimney to even further your chimney’s defense against moisture. Having an insulated chimney plays an important role in any chimney construction or modification. Personally for us we almost always recommend a pre-insulated chimney liner if conditions allow. If you have an oil or gas furnace, the exhaust that is produced typically has lower temperatures, since some of the heat is extracted for warming the house, and the exhaust gases will form condensation when they cool in the flue area. Without one, you’ll have carbon monoxide and other dangerous combustible chemicals running down your chimney into your living room. © 2018 Rockford Chimney Supply. Un-roll the chimney liner as straight as possible. To maintain its listing to the UL 1777 Standard, additional insulation must be added to your Forever Flex Liner installation if any of these four things are true: 1) You are venting through an air-cooled metal chimney (the type used for manufactured zero-clearance fireplaces). This insulation is wrapped around the liner before installing the liner into the flue, and will add approximately 1.5" to the overall dimensions of the liner. However, you can’t just use any insulation material to do so. These are three very good reasons we say Yes, you need chimney liner insulation! Chimney Liners Do Not Always Need to Be Insulated. Just as important is to select the proper diameter liner. Read our F.A.Q. However building regulations do state that gases must be safely taken away from the building and by insulating your flexible flue liner, within the chimney cavity will ensure that the gases will travel directly up from the stove and out through the chimney top. Chimney liners are much easier to clean and maintain as compared to the brick and mortar of a chimney without a liner. EasyFlex 316Ti Chimney Liner Components - 8" by Champion. Item #M25200108 Select Your Parts. This is important to keep in mind when installing liners into smaller flues. They also protect flue masonry from cracks or crumbling mortar due to repeated heating and … This substance is highly flammable and is what causes most chimney fires. Cast-in-place chimney liners are lightweight, cement like products that are installed inside the chimney forming a smooth, seamless, insulated passageway for the flue gasses. A top plate, bottom plate, and chimney cover may also be required. Yes! In addition, while the flue gasses stay hot, less creosote will form and less fuel will be wasted. We make our stainless liners and components in-house from the best alloys of stainless steel. 5. If you need to insulate the chimney liner or you are using spacers, install them now. For the best experience on our site, be sure to turn on Javascript in your browser. Forever Flex Top Sealer Plates seal so tightly, they virtually prevent the flow of air up the flue around the outside of the liner. You are not required to insulate your chimney liner if you are venting gas or oil, though it is always recommended. If you decide to insulate your liner, the best way to do it is with our Super Wrap insulation kit. Do I need to insulate my chimney liner? We recommend using small pieces of the aluminum tape to hold the insulation in place while you wrap the liner. Sep 28, 2016, Seven Reasons to Install a Chimney Liner Is chimney liner insulation necessary? Creosote is an oily substance that accumulates inside the flue. Part 4: Why is My Chimney Chase Cover Leaking? Part 4: Why is My Chimney Chase Cover Leaking? 2) Your existing masonry chimney is unlined, partially lined, or has a liner with open cracks in it. By wrapping the liner with insulation before you insert it into the flue, both tasks can be accomplished at the same time, or you can install the liner first and then add the pour down insulation into the space between the liner and the chimney flue. Ultimately your appliance will burn more efficiently, the liner will have less creosote deposits, and fewer cleanings will be needed than with uninsulated liners, saving time and money. Chimney Liner Insulation kits and packages for a UL certified installation, better draw and less creosote build up. One of the main reasons why you need a chimney liner is because the liner provides extra protections to the chimney and fires are less likely to happen. The insulation for the chimney liner will minimize creosote buildup, and assist in keeping the chimney liner cleaner. Plus the outer steel helps to protect and preserve the insulation, not just during installation but for the life of the product. In order to ensure that flue temperatures will be warm enough to create adequate draft for optimum stove performance insulation saves the day. Clay, concrete, and metal are the different materials used in the manufacture of chimney liners. x 25 ft. Part 2: Why is My Chimney Chase Cover Leaking. Unlike typical ceramic blanket insulation, Super Wrap doesn't cause skin or lung irritation, and is not classified as carcinogenic. In the newer high efficiency furnaces, very little heat is exhausted and more of the corrosive condensation is formed. There are two types of insulation available to provide this safety for your home. As your flue liner will reach a very high temperature when in use, it’s vital you use a suitably heat … or visit us on any of the sites below. Once you have the liner wrapped apply the aluminum tape to the entire length of the insulation seam. Class A pipe is used to vent high-temperature exhaust released from wood, coal, and oil-burning appliances such as … An alternative insulation is Thermix, which is poured around the liner after it is installed. Inside chimneys may only need insulation in the area that extends above the top of the roof, or inside an uninsulated attic, since the remainder of the flue is surrounded by an insulated house.Wood burning applications are where the greatest returns can be found. The first is the blanket wrap. There are three main types of chimney liners: clay tile, cast-in-place and metal liners. Chimney liner insulation wrap comes in a kit consisting of the insulation, wire protective mesh, foil tape, glue, and stainless locking wire. JavaScript seems to be disabled in your browser. All Rights Reserved. Smooth Wall Stainless Steel Chimney Liner Kit So if you are looking for UL listed chimney liner sold directly to homeowners, then look no further than Rockford Chimney. Masonry chimney flues are not insulated, unless an insulated liner has been installed. There are some instances, however, when additional insulation is recommended or even required. The pre-insulated version saves a ton of time and hassle over wrapping the liner. Lowest Prices for Chimney, Fireplace and Hearth, insulated vs non insulated chimney liners. When you don’t have a liner installed inside your chimney then you’re at risk of combustion-byproducts sneaking back inside your home. Since furnace appliances need relatively small flues, if you are venting into a chimney with a clay liner, it's probably too large, which is already cooling the gases and deteriorating the clay liner and mortar with the corrosive condensation — just another reason for having an insulated stainless liner. With that said, insulated chimney liners are not necessary most of the time, but in our opinion more is better when dealing with fire. You do not need to insulate the liner when using aluminum gas vent pipe. Not only does this make them subject to the elements, but combine that with a lack of insulation liners and you end up with a cold and inefficient flue. Chimney Liner Depot is the number one online wholesaler of flexible and rigid liners liners. You do not need to insulate the liner when using aluminum gas vent pipe. Determine whether to use an insulation blanket or a pour-in insulation. If a chimney is not cleaned, it will accumulate soot, dirt and dust, which will cause many problems. This creates "dead air insulation" around the liner, and in most installations in code-approved chimneys, no further insulation is needed. Newer Post →. However regulations do state that gases must be safely taken away from the building so in theory a stove could be tested on site and could fail this hurdle if the draw of the chimney does not reach the figure stipulated by the stove manufacturer (it is possible to test chimney draw but from my limited experience in these matters a … This helps reduce the risk of having an inadequate draft. Oct 13, 2016, How to Install a Chimney Flue Damper When installing a new liner for your heating appliance — whether it is a furnace, hot water heater, wood-burning insert or stove, or existing fireplace — consider insulating the liner. Additionally, chimneys may clog from accumulated debris. One that has been insulated will achieve the UL listing of 1777 Standard. 6 in. Moisture is a chimney’s biggest enemy. When you are converting your wood burning fireplace to a gas burning fireplace and using the existing chimney as a vent, it is a good idea to install a flexible aluminum liner. Sep 23, 2016. Solid-pack has a layer of insulation between the inner and outer layer of the pipe. • How do can I know my chimney liner needs to be replaced? The insulation will enable the flue to heat up more quickly and to a higher temperature. You might consider insulating your liner if either of these two things are true: 1) There will be more than 4" airspace between the liner and the chimney flue.2) One or more of the chimney walls is exposed to outdoor temperatures for its entire length. The pre-insulated version saves a ton of time and hassle over wrapping the liner. Chimney liner insulation offers many benefits in terms of improved system safety, increased efficiency and reduced … Our 316Ti flexible chimney liner and chimney liner components have passed the rigorous testing at the Underwriters Laboratories with best in class status and are UL Listed. If you have questions regarding specifics on any of our products, or if you're trying to find out what works best for your individual situation, please shoot us a message. A chimney flue that is not insulated will have a draft that is less efficient due to the colder temperatures. ... you need to have a new liner installed. Having an insulated chimney plays an important role in any chimney construction or modification. Also, you should get a new chimney liner when you decide to convert your fireplace. DIY Videos Chimney Liners, Caps, Dampers, Stove Pipe Install Videos, Articles & Info: Do It Yourself & Contractor Chimney Info, The Correct Direction to Install Wood Stove Pipe. The second is a vermiculite and concrete insulation mixture, which is combined with water and poured down between the liner and flue walls. It is available in a 1/4" or 1/2" thickness; UL1777 requires a 1/2" total thickness. Info@CheapChimney.com Outside chimneys are more susceptible to the cold than chimneys built within the walls of a house. Once enough room is made to get the chimney liner through the damper it's time to go to the roof. Creosote mostly develops when burning wood in cold chimneys, so one of the best ways to reduce the buildup of creosote is by installing your liner with insulation. Chimney liner installation instructions for the do-it-yourself homeowner presented by Rockford Chimney Supply. The most … What you Need to Know About Liners . We offer the best prices on quality stainless steel liners. 4) A 1" airspace has not been maintained between the outer masonry chimney structure and surrounding combustibles. Chimney Liner Depot is the number one online wholesaler of flexible and rigid liners liners. Posted in The Chimney Sweep Blog and Chimney Liners, Thank You to all of the Veterans! A well maintained and insulated chimney liner can also prevent extreme heat from a chimney fire from spreading through your chimney's masonry structure and possibly into your house or attic where it could ignite combustible materials. Some prefer this method, and this option works well when trying to insulate a liner in a tight fitting flue. Insulating your chimney liner enables the flue to heat up faster and to a higher temperature. Plus the outer steel helps to protect and preserve the insulation, not just during installation but for the life of the product. $407.00 EasyFlex AL29-4C Stainless Steel Custom Chimney Liner Kit - … 3) A 1" airspace has not been maintained between the existing masonry liner and the outer chimney structure. This is the biggest factor for insulating regardless. The only regulation is concerning the gases that … The liner helps guide the combustion by-products out and away from the chimney. Beyond 25 feet the height of the stack starts to incrementally affect exhaust temp. It is always a good idea to insulate a stainless steel chimney liner. B) To Ensure Optimum Chimney PerformanceThere are times when additional insulation is a good idea even when it is not required by code. The cast-in-place chimney lining is made with an insulated mortar-like mixture that is perfect for filling in deteriorating mortar joints and reinforcing the chimney’s structure. Insulating an oil or gas flue liner will lessen the amount of corrosive condensation by keeping the gases warmer, giving it a better draft. If there is more than 2" clearance between the liner and chimney wall on all sides, the blanket liner is best. Insulation is often a requirement for a stainless steel liner and can either be wrapped or poured around the liner. Improve Fireplace Energy Efficiency There are no building regulations that stipulates you must insulate a chimney liner when installing in a chimney stack. 1777 using insulation. A new chimney liner will help insulate your chimney and keep the moisture venting out. Super Wrap is foil-backed, only 1/2" thick, light weight and extremely easy to install. If your chimney flue is not insulated, whether you are venting a furnace or wood burning appliance, the easiest and most economical solution is to install an insulated stainless steel chimney liner inside your existing flue. EasyFlex 316Ti Custom Pre-Insulated Chimney Liner Kit - 5.5" by Champion. There are two main types of chimney liner insulation. Advantage: They can improve the structural integrity of aging chimneys, and are permanent liners suitable for all fuels. By keeping combustion gases hot until they leave the flue, your insulated chimney liner will accumulate less moisture and creosote. Hot air rises, and as it cools the draft is reduced. There is NO Building Regulation that says you must insulate around a flexible flue liner, within a chimney stack. There are two types of Class A chimney pipe: Solid-packed chimney pipe and Air-cooled chimney pipe. In fireplaces that burn gas, oil, or solid fuels, a liner helps guide the combustion by-products out and away from the chimney. Sep 26, 2016, Put A New Face On Your Fireplace The next thing that you will need to do is to set the liner on the insulation and begin wrapping the liner around the insluation. Chimney liner insulation offers many benefits in terms of improved system safety, increased efficiency and reduced maintenance cost, and in just a short period of time could pay for itself. There are different types of chimney liners which you can use to line your chimney. For the best experience on our site, be sure to turn on Javascript in your browser. A) Safety Code Requirements The Code Spec for chimney liners is UL 1777. Types of Chimney Insulation. Please note, comments must be approved before they are published. Condensates or tar can seep through chimney walls causing staining, inside or outside of the building; Lining with insulation included can improve the operation of the appliance and flue – particularity important when the chimney is situated on an external wall; Defective flue systems may be eroded and rough. It may seem like just a part of the chimney that you don’t really need to understand, but a liner is actually a very critical part of every chimney. When installing a new liner for your heating appliance — whether it is a furnace, hot water heater, wood-burning insert or stove, or existing fireplace — consider insulating the liner. Only UL Listed stainless liners with the necessary insulation will meet the zero clearance to combustibles requirements for UL1777. There is NO Building Regulation that says you must insulate a liner. Benefits of Chimney Liner Insulation - Do I Need to Insulate my Liner? Chimney liners are a protective barrier usually made of metal or ceramic. It is recommended that when a chimney liner is being installed it should be insulated. Class A chimney pipe has many names, often referred to as double-wall chimney pipe, triple-wall chimney pipe, all-fuel pipe, or insulated chimney pipe.

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