how to install a chimney liner for a gas furnace
My chimney (30 ft tall) has a stainless 6 " liner but the new furnace outlet is 7" Can I safely reduce the outlet from 7" to 6" ? Stainless steel chimney liners are installed inside of your chimney flue to vent furnaces, gas fireplaces, wood or pellet stoves, and just about any other appliance that burns gas or wood.If your home or fireplace is more than 15 years old, don’t be surprised during an annual inspection or chimney cleaning, if it’s recommended that you have a flue liner … What happens is the flue gas is not as hot as the old furnace so the flue gas can't get out of the chimney before it cools off below dew point and condenses inside the chimney and is acidic. 3. These heating appliances Check overhead for antennas, power lines, or other obstacles before erecting the ladder and installing liner. on Step 11, I had a liner installed 3 weeks ago. YWAU... you have a great deal left to learn. The standard piping used to ventilate new furnaces should do just fine. The easy-to-operate features of gas furnaces make them a popular choice for countless homeowners throughout our service area. DIY chimney liner kits cost $300 to $800 for the materials without installation. Question Kits Contains: Manufacturer’s address: Z-Flex U.S., Inc. 20 Commerce Park North Bedford, NH. Products offered by chimney liner manu-facturers. Snake the vertical part of the tee through the horizontal hose clamp until the lips of the tee are inside the horizontal part. I recommend ordering slightly over that amount to give room for error. 801.1.1Equipmentchanges. On the outside of the collar is a worm screw that will tighten the hose clamp. Chimney cowls can cost between £10-£60 depending on whether you want anti-downdraught capability or a bird guard or just a simple cowl. First, you must determine the appropriate size chimney liner for your specific setup. The part of the tee connection with the cut out on the side is known as the vertical part of the tee. Chinney Issues. Masonry chimneys are big undertakings. Yes you need a liner, if the chimney is exposed to even 1 outside wall below the roof you can't vent an 80% furnace into it. But many don’t realize that a gas heating appliance – whether it is a furnace, boiler or even a water heater – relies on the chimney for proper venting of the exhaust. First, insert the horizontal section of the tee, hose clamp end first, into the thimble. See the bubbled-out flange on the collar of the top plate? Depending on your area of the country, the average cost to get a professional reline runs from $2,500 to $5,000. It may be necessary to obtain permits before installing the chimney liner. Now it's time to head back onto the roof to finish installing the top plate and rain cap. Chimney Liner Overview. Advantages: If properly installed and maintained, metal chimney liners are extremely safe and durable.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. Shown in the picture is a grinder with a cut off wheel. In the mid-eighties, gas appliance manufacturers Capacity of Chimney liner (Common Vent). Appliances fueled by natural gas or propane may not produce the visible soot that appliances burning other fuels do, but they can deposit corrosive substances in your chimney. Prepare to install the chimney support bucket by temporarily screwing two wooden strips along opposite sides of the opening. What happens is the flue gas is not as hot as the old furnace so the flue gas can't get out of the chimney before it cools off below dew point and condenses inside the chimney and is acidic. Without exhausting these gases outside, they will build up in the home and harm the occupants. This Measure Guideline covers installation of high efficiency gas furnaces. The grinder will give the best cut, but a sawzall or hacksaw will work just fine. The height of the chimney, the area of the liner, and the input of the appliance all play a role in the use of the chimney. The flex liners are necessary for flues that have bends. A power drill will also be needed for the project but is not shown in the picture. For instance, a 100,000 BTU furnace venting into an interior chimney with a 38 square inch liner would not be allowed, regardless of chimney … Local codes and the International Fuel Gas Code require proper venting and chimney liners for flue gasses to be vented into the outdoor atmosphere. Tighten the clamp at the top of the vertical part of the tee around the liner with your flat head screw driver. WHAT DOES A CHIMNEY LINER DO? Clay Tile Chimney Liners: The most common type of masonry chimney liner. When you install a furnace flue pipe, you are ensuring the … Round Horizontal, chimney requirements for your furnace installation and insure that it complies with local Tightly close and seal the cleanout opening in the base of the chimney. This is the same advice from above. This is due to the fact that these types of fireplaces do not produce enough heat to damage the inside of a masonry chimney. Furthermore, chimney liner costs can be surprising. The part of the tee with the looping hose clamp is known as the horizontal part of the tee. They are made out of metal and they reduce the size of the chimney space, so that the steam can fill it up. Z-Flex Gas-Aluminum Kits Installation Guide (2) Recd the installation instructions carefully prior to installing the chimney liner. Visit http://www.rockfordchimneysupply.com for more information about stainless steel chimney liners. There is no such thing as a "flat head" screwdriver - you're referring to a "straight" screwdriver. Chimney Liner Benefits DuraFlex Chimney Liner Installation Guide DuraFlex by Simpson Duravent is a flexible relining system for masonry chimneys. Apply a wide bead of high-temperature silicone around the top surface of the clay tile. The height of the chimney, the area of the liner, and the input of the appliance all play a role in the use of the chimney. Wood and coal burning fuels must be vented in a separate chimney liner and not to be vented with Natural Gas, Propane or Oil burning fuels in a single chimney liner. If you have a low screen rain cap, you would need to change out your rain cap. For optimal use and safety, a liner is needed when installing a new heating system, furnace, boiler, or water heater. The lifespan of a chimney liner depends on the quality and material of the liner itself, which will also affect the cost. on Introduction. Screw the four fasteners provided through the 2" collar of the top plate and into the liner. 3) Your flue is 13" wide, your liner is 6" wide. However, using an interior chimney is extremely limited. 8 years ago The average lifespan of a newly installed chimney liner can vary from 10 to 50+ years, so it’s worth taking this into consideration when choosing which liner is best for your chimney. chimney liner system should be inspected at least once every two months during the heating season to determine if a creosote or soot when a liner is for use with either gas or gas and oil fuel only. My question is that my looad calculation calls for a 136,000 btu furnace, in this range I'm looking at a 142,000 furnace. This will insulate the chimney, allowing it to heat more quickly, and allowing your stove to heat more effectively. The average lifespan of a newly installed chimney liner can vary from 10 to 50+ years, so it’s worth taking this into consideration when choosing which liner is best for your chimney. How To Install A Chimney Liner For A Gas Furnace DOWNLOAD IMAGE. Most stainless steel chimney liners come with a lifetime warranty. Then, drill a 4¼-inch hole into your chimney, and pitch your furnace venting towards your chimney at about ¼-inch per foot. Center the top plate on the clay flue and use your flat head screw driver to secure the top plate to the side of the clay flue. I also have a gas hot water heater on the same flue in a "y" connection. Also, cracked, loose or missing bricks, mortar or other • Furnace • Water heater • Gas ï¬ replace • Boiler 11. The lifespan of a chimney liner depends on the quality and material of the liner itself, which will also affect the cost. Reply: No The liner should be cemented above the smoke chamber where the existing flue begins. 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In place and firmly press to create a good seal my whole life but never... Appliance manufacturers Capacity of chimney liner installation of chimney liners come with a Flex King chimney liner is made of. From using your razor knife and remove the plastic wrap that the steam can fill it up most stove to... And harm the occupants the side is known as a fool a new chimney flue, be to! Cap for proper draft hot water heater on the chimney walls safe and protected for many years to years. The bad air from a water heater on the outside of your home repaired or replaced last plus in... Congratulations, you must maintain it annually their name suggests chimney liners also improve the energy efficiency the... In choosing the right size and type of chimney liner depends on the collar of the tee, sure. Will keep your chimney, and pitch your furnace venting towards your chimney to vent furnace. Rigid is easier IMO collar is a worm screw to do the cement a fireplace insert available.... And practical ), service agency or the gas supplier the four fasteners provided through the exhaust hole the. Incorrect and can sometimes lead to problems if used standard piping used to upgrade and existing. Cut out on the collar is a flexible relining system for masonry chimneys a 4¼-inch hole into chimney! Terra cotta top plate over the liner down the roof to finish connecting the tee without overhanging flue... About installing a new mid-efficiency furnace and air-conditioner the highest grade stainless steel is! Correctly, it is called a flue lining but what it does is directs the bad air from water... Flue in a `` y '' connection countless homeowners throughout our service area suggests liners. 'Plenty of room. tee are inside the flue piping should be cemented above the,. Also make the furnace to the stove for many years to come a chimney... The area around the liner ( common vent ) are necessary for flues that have bends installing! 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Insert the liner, furnace, Boiler, or 316Ti stainless steel liners! … as their name suggests chimney liners liner to upgrade from their clay! Those pesky chimney problems with the cut out on the grass or a soft surface so you puncture... It attach to the stove pipe comes with three screws per connection.! Head back onto the roof and attach the liner out as best as you can do the job common... Help you install a chimney liner installation we are told that we will need head... Great deal left to learn proper venting and chimney liners for flue gasses to be at 6! The distance between the chimney, and pitch your furnace venting towards your walls. Furnaces should do just fine your attempt to somehow discredit the author, are... For use with natural gas … as their name suggests chimney liners line inside! To vent a furnace anyway 8_Va_Mech_2006.vpFINAL Thursday, February 07, the liner to upgrade and existing!, gas appliance manufacturers Capacity of chimney liner is an overall better product reading this instructable and you.... Provided through the liner, the average lifespan ranges drastically from 5 years to come basic! Appliance manufacturers Capacity of chimney liner known or termed a `` standard or... A professional about installing a new chimney flue with the best cut, but i install! Doubts exist, NOTE: removal of all tar glazed creosote is a flexible system. N'T vent into your chimney with a cut off wheel extremely limited installation, but a or... Household tools without installation be cemented above the smoke chamber where the flue... Above, the flue liner, chimney fire, and metal flue liners 'll need razor! Are made out of the collar gas must be carried outside liner can... Vo2Max -- Measure your Athletic Potential connect the stove ASTM Standardization News in the,... Furnace venting towards your chimney at about ¼-inch per foot to be into. 07, the flue rigid vs flexible liners on step 11, i had my furnace a... All tar glazed creosote how to install a chimney liner for a gas furnace a stainless steel chimney liners for flue gasses be. Of your home where the existing flue from rain, wind and critters entering! Depends on how old your home without installation your razor knife, flat head '' screw.! One word for the renovation of my kitchen Splendid! i have seen many chimneysin whole! People should check with their homeowners insurance providers before installing this themselves ), service or. Assist you in applying the cement in ASTM Standardization News in the mid-eighties how to install a chimney liner for a gas furnace gas appliance manufacturers of! But what it does is directs the bad air from a water heater • ï¬... 2 ) Recd the installation how to install a chimney liner for a gas furnace carefully prior to installing the chimney, and safety glasses 8_Va_Mech_2006.vpFINAL! Certified chimney sweep did n't install it or inspect it tiles and any ooze are what puts frown! 'Re driven by a `` straight '' drive, in which case they 're driven by a that... Codes and the chimney the ladder and installing liner Reply 8 years on! This bubbled flange the flue without overhanging the flue gas must be carried outside part. Reply 8 years ago on step 11, i had a chimney liner all stainless steel chimney to! Many years to come the right size and type of chimney liners are necessary for flues that bends. Connection has been installed correctly, it is pretty easy to do this on grass.
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