In many cases a liner comes with a life time guarantee. How to Insulate a Chimney Liner The Importance of a Properly Insulated Chimney Liner The first thing you need to do is make enough room in the damper area to get the chimney liner through between the flue and the insert top or hearth stove. In most cases when lining a chimney is necessary, stainless steel is recommended. We make our stainless liners and components in-house from the best alloys of stainless steel. You can also make sure to waterproof your chimney to even further your chimney’s defense against moisture. 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. 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. Benefits of Chimney Liner Insulation - Do I Need to Insulate my Liner? Stainless Steel Lining Systems. Chimney Liner Insulation. With that said, insulated chimney liners are not necessary most of the time, but in our opinion more is better when dealing with fire. © 2018 Rockford Chimney Supply. JavaScript seems to be disabled in your browser. While you could hire someone to clean it for you, … You are not required to insulate your chimney liner if you are venting gas or oil, though it is always recommended. There are two types of insulation available to provide this safety for your home. 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. Outside chimneys are more susceptible to the cold than chimneys built within the walls of a house. Moisture is a chimney’s biggest enemy. The chimney is unsafe. Part 4: Why is My Chimney Chase Cover Leaking? Consider the pros and cons of different metal types. We are here to answer all of your questions. Why should I insulate? You do not need to insulate the liner when using aluminum gas vent pipe. The first is the blanket wrap. Only UL Listed stainless liners with the necessary insulation will meet the zero clearance to combustibles requirements for UL1777. To determine the correct width of the insulation, its time for a little grade school geometry: multiply the diameter of the liner by 3.14 (pi) to get the circumference of the circle, and then add on inch to this number because a one inch overlap is necessary to properly insulate the liner. 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. We offer the best prices on quality stainless steel liners. By keeping combustion gases hot until they leave the flue, your insulated chimney liner will accumulate less moisture and creosote. Also, 304 stainless steel which is used for solid fuels such as wood, coal or pellets. Creosote is an oily substance that accumulates inside the flue. Insulation will keep flue gases warmer, minimizing condensation and creosote build up, while providing greater draft performance. Dyersville, IA 52040, Copyright © 2015 by New Energy Distributing Inc. | Sitemap | Articles. Part 3: Why is My Chimney Chase Cover Leaking? I clean my chimney once a year, but could probably go every two years. Posted in The Chimney Sweep Blog and Chimney Liners, Thank You to all of the Veterans! The products come in both rigid and flexible form. Stainless Steel Chimney Liners. In the newer high efficiency furnaces, very little heat is exhausted and more of the corrosive condensation is formed. 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. This is important to keep in mind when installing liners into smaller flues. I burn about 4-5 cords a year, typically a mix of hardwoods, almost all well seasoned. The company installing says they would like to put in a 6" liner. The liner itself averages a cost of $65 per foot, but with labor and other installation factors you will pay around $100 per foot. The second is a vermiculite and concrete insulation mixture, which is combined with water and poured down between the liner and flue walls. Sometimes it is a requirement of the manufacturers warranty to make sure the chimney pipe is inspected and cleaned, as necessary. Part 2: Why is My Chimney Chase Cover Leaking? Fab’s stainless steel flex liner is designed for installation by ... DO NOT fillin the air space between the liner and chimney with loose fill insulation, cement or other materials. Many older homes with fireplaces do not have any type of chimney liner installed because they have brick chimneys. My insert is an EPA non-cat with a 6" stainless liner. Rick Eudaley, New Energy Distributing Inc. How to Fight Indoor Air Pollution and Save on Home Insurance at the Same Time, Simple Considerations for Choosing a Senior-Friendly Wood Stove. Three very good reasons we say "Yes, you need chimney liner insulation!" You should also insulate the liner to ensure that temperatures are kept constant and insulation also helps slow down the buildup of creosote. A. Additionally, chimneys may clog from accumulated debris. Insulating your chimney liner enables the flue to heat up faster and to a higher temperature. 15. Chimney contractors often prefer to use steel flue liners due to their relative ease of installation compared to tile liner installation, and the fact that unlike vitreous clay tile flue liners, stainless steel chimney liners … 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. Having an insulated chimney plays an important role in any chimney construction or modification. It is UL Listed and meets all the criteria for chimney safety as indicated by the National Fire Protection Agency (NFPA) code 211. There is NO Building Regulation that says you must insulate around a flexible flue liner, within a chimney stack. Are chimney liners safe? 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. According to Chimneys.com, using poured insulation around a stainless steel chimney liner to get a zero clearance rating is just about impossible to do correctly. After a chimney sweep has inspected a chimney he/she may find damages to the original liner due to . See all DuraVent Chimney … Fortunately, you can keep your own chimney liner clean using only a few common tools. 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. Some prefer this method, and this option works well when trying to insulate a liner in a tight fitting flue. 12. DuraLiner is the only factory insulated product with zero/zero clearance for high heat wood burning appliances. 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 chimney would not fail this test if a liner … It is usually required that high temperature insulation be used in conjunction with the liners for safety and performance considerations. 2. Tel: 800-218-4947 I have never gotten more than a couple of cups of creosote dust out of it. Chimney liners are safe as long they are installed and used correctly. I'm finally installing a new stainless steel chimney liner for my Burnham independence gas IN5 boiler rated at 140000 btu and water heater 40000 btu. You should also insulate the liner to ensure that temperatures are kept constant and insulation also helps slow down the buildup of creosote. One reason is that the consistency of poured insulation mix makes it unable to flow consistently during the installation process. Just as important is to select the proper diameter liner. 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 … 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. 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. If your chimney does not have a liner or the liner it is warped, corroded or deteriorating, a new flue liner should be installed to protect your home. When hooking to a solid fuel appliance the liner is usually insulated with ceramic wool insulation. 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. For the best experience on our site, be sure to turn on Javascript in your browser. 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. All Rights Reserved. Also, you should get a new chimney liner when you decide to convert your fireplace. It is required to maintain a UL listing when venting solid fuels like wood or coal. We can make any custom chimney part you may need. 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. 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. exposure to rain and acidic flue gasses, chimney fire, or other cause and recommend a new chimney liner. Plus the outer steel helps to protect and preserve the insulation, not just during installation but for the life of the product. There is NO Building Regulation that says you must insulate a liner. Just like a masonry chimney, a chimney that has been upgraded or repaired with a chimney liner still requires maintenance. 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. 4. The only regulation is concerning the gases that … 13. It is very durable and has a superb fire safety rating. For the best experience on our site, be sure to turn on Javascript in your browser. Part 1: Why is My Chimney Chase Cover Leaking. Our FireFlex 316Ti stainless steel and 304 stainless steel chimney liner systems are designed to reline existing chimneys or to be used in … Slip the stainless steel top plate over the chimney liner and secure it with high-temperature silicone sealant. A new chimney liner will help insulate your chimney and keep the moisture out. In some locations, your city's fire code may mandate that you install such a liner if you're making any changes to or installing a wood-burning stove or fireplace. A chimney flue that is not insulated will have a draft that is less efficient due to the colder temperatures. Usually there is not enough room for this to happen without removing some material. x 25 ft. In most cases, it is necessary to have a metal flue liner installed that connects directly to the new appliance. 5. Take care not to damage the insulating wrap as you tighten the hose clamps. It is always a good idea to insulate your flexible chimney liner. Tighten the hose clamp to secure the top plate to the liner. https://t.co/2UCWpik4h1. 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. Does an Oil Furnace Need a Chimney Liner?. It is available in a 1/4" or 1/2" thickness; UL1777 requires a 1/2" total thickness. A lower quality stainless steel chimney liners and pumice chimney liners generally have a 10-year guarantee. To protect the insulation wrap from damage as you install the chimney liner, encapsulate the full length on the liner using a stainless steel mesh. Hot air rises, and as it cools the draft is reduced. Installing a new stainless steel chimney liner is a great way to repair a damaged flue or to upgrade your chimney to accommodate a new wood stove or fireplace insert. The combustion of fuel from an oil furnace creates a corrosive by-product of unburned carbon and sulfur commonly known as soot. The insulation will enable the flue to heat up more quickly and this increases your draft, reduces creosote, making it easier to clean and makes your system more efficient & safer. Chimney liner insulation is necessary along the entire length of the liner. A more expensive, higher quality stainless steel liner or a Furanflex® liner will be more like 20 years. 601 6th Ave NW Stainless steel liners cater to wood stoves, wood furnaces and masonry chimneys that burn coal, wood, gas or oil. Using DuraLiner eliminates the need to uncoil flex, insulate a majority of the pipe or protect the insulation while installing and it reduces installation time by up to 50%. This substance is highly flammable and is what causes most chimney fires. In addition to a better running appliance, you get more protection against a chimney fire. However, with today's modern heating efficient fireplaces, it is important to install stainless steel chimney liners, available on our website, here at New Energy Distributing, which will fit into the existing brick chimney. The liner should also be insulated, especially if your chimney is located on an outside wall. Masonry chimney flues are not insulated, unless an insulated liner has been installed. Pour the mixed insulation all around the chimney liner, smoothing the top with a trowel. To do this, put the insulated chimney liner in the center of the stainless steel mesh and then wrap the mesh around the liner. Not only will this increase the draft of your chimney, less fuel will be wasted and less creosote will build up inside your chimney. Chimney Liner Depot is the number one online wholesaler of flexible and rigid liners liners. However, with today's modern heating efficient fireplaces, it is important to install stainless steel chimney liners, available on our website, here at New Energy Distributing, which will fit into the existing brick chimney. Steel is the most popular and most highly recommended by chimney professionals. Insulating an oil or gas flue liner will lessen the amount of corrosive condensation by keeping the gases warmer, giving it a better draft. Our TOP-Flex and TOP-Rigid stainless steel liner is a great solution for your home that comes with a Lifetime Warranty. Having 1/2" thick insulation will maintain your liner to the UL1777 standard. There are no building regulations that stipulates you must insulate a chimney liner when installing in a chimney stack. Hello everyone, I'm once again in need of some information. However, we recommend using Heavy Wall Liners for both coal and corn usage. Use the hose clamps to hold the stainless steel mesh in place. 14. By Admin. If a chimney is not cleaned, it will accumulate soot, dirt and dust, which will cause many problems. If you burn wood in your fireplace or in a wood-burning stove, it's recommended that you have a stainless-steel liner to prevent overheating your chimney and risking a fire. This leaves no room for a wrap around insulation. 6 in. Monday, March 23 rd, 2015. Step 1 So if you are looking for UL listed chimney liner sold directly to homeowners, then look no further than Rockford Chimney. Stainless steel is suitable for wood-burning, gas, or oil appliances, while the aluminum is an inexpensive alternative for certain medium efficiency gas applications only. Overall. Installing a Chimney Liner + Insulation. 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. There are different types of chimney liners which you can use to line your chimney. 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. Install a top-sealing damper to upper end of chimney liner. Do Stainless Steel Chimney Liners need to be cleaned? 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