These chimney systems are designed to vent any fuel (oil, gas, wood or coal), and they have a life expectancy of 20 to 30 years, depending on use. Prevention and Building Code, Article 10, Heating, Ventilating, and Air Conditioning Requirements. Failure to comply may The DuraPlus 6" - 8" x 36" Class A Chimney Pipe Close Clearance Shield is used in installations where a 7" or 8" Simpson Dura-Vent chimney system passes through a roof opening with less than the normal 2" minimum clearance to roof trusses or rafters. I am installing a pellet boiler and will need a second metal chimney as I am leaving my oil burner as a backup. "Chimneys and Vents," Mark J. Reinmiller, P.E., "Chimney Inspection Procedures & Codes," Donald V. Cohen was to be published in the first volume of the 1994, Natural Gas Weekly Update: http://tonto.eia.doe.gov/oog/info/ngw/ngupdate.asp Official Energy Statistics from the U.S. Government, US Energy Administration: Electrical Energy Costs http://www.eia.doe.gov/fuelelectric.html, Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. NFPA 211 reduces fire hazards by ensuring the safe removal of flue gases, the proper installation of solid fuel-burning appliances, and the correct construction and … Double-Wall Class A Chimney Pipe Chimney & Stove Pipe Chimney & Stove Pipe Double-Wall Class A Chimney Pipe. Selkirk is a leading brand of chimney, venting and air distribution products for the commercial and residential HVAC and hearth industries. It's also right next to our bedroom windows. Class-A Chimney Pipe - As stated, Class-A chimney pipes ventilate wood-burning or retrofitted gas-log fireplaces. 650 C Chimneys - 2" clearance. on a house with no occupied area above fireplace unit and only a vaulted are firestops required for woodburner with pipe rated and supplied with unit 20' approx, (Feb 6, 2013) bill.fletchis@gmail.com said:Can insulation be put next to the matel chimney in the attic area for a gsa furnace. All-Fuel Temp/Guard ® Chimney Model - TG Double-Wall Factory-Built Chimney Systems for use with listed wood, coal, oil, gas or propane-fired appliances in accordance with the Standards for Chimneys, Fireplaces, Vents and Solid-Fuel Burning Appliances, NFPA 211, BOCA National Mechanical Code, Standard Mechanical Code and the Uniform Mechanical Code. Gas Appliance Manufacturers' Association has prepared venting tables for I’m having the home re-insulated, with high density cellulose. Model: 8T-TF. We're concerned about fumes, not to mention it's very noisy. The outside is galvanized. Free Shipping on orders $129 or more. If you are in the market to have a Class A/metal chimney installed (classified for wood stove or gas burning), please give us a call at your earliest convenience. We urge every homeowner to have their chimney inspected on a regular basis to keep their home and their family safe from fire hazards. Products (24) Sort Products By: Sort By: Filter Product Results back to results. The dents are very minor and can be worked bent back to a good fit. For example, the Majestic IO Manual for the Ashland Wood Burning Fireplace, 36" model [PDF] Majestic Products For more than 90 years we have provided winning solutions that keep individuals and structures comfortable and safe. In the article above on this page we give typical fire clearance distances for the most-common types of metal flues and chimneys.Watch out: Beyond that I'm way too chicken to bet your life and money and fire risk on a guessed answer. 6 in. This article series on chimneys, chimney construction, and chimney safety provide detailed suggestions describing how to perform a thorough visual inspection of chimneys for safety and other defects. Metal chimney fire clearance codes & specifications: this article describes the basic fire clearance requirements for four types of manufactured metal chimneys: B-vents, L-vents, Class A chimneys, and 650C Chimneys. Chimney pipe … This pipe would be great for when the appearance of the pipe is not important. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. With a little work to the ends the pipe can make a good connection. Continue reading at FIRE CLEARANCES INDOORS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. The inner wall is stainless steel. Apologies for the delay. The insulation can be either fiberglass or ceramic. Please Note: All Stove & Chimney Pipe is chosen and classified by the inside diameter. Shope the entire line of DuraVent Class A Chimney Pipe at VentingPipe.com. Note: this document is reissued every four years. Metalbest Sure-Temp 8" Class A Chimney Pipe Low Roof Flashing for 0/12 to 2/12 Roof Pitch. DuraTech chimney vent pipe requires a 2" clearance to combustible materials. Available in 1 Finish. The only place I would like the metal asbestos chimney would run 40” away from my oil tank. Double wall stovepipe is used when you don't have 18" or more clearance from combustibles. Pat,Indeed this is a common complaint that we hear from readers: smoke and odors from a neighbour's chimney. WARNING: be sure to check clearances and other safety guidelines in the latest edition of these standards. Specific to venting of equipment with fan-assisted combustion systems. I live in maine. by Richie Baxley | Apr 28, 2015 | Chimneys. Slim, advanced design allows for installation between 16" centers and still provides the 2" minimum clearance to combustibles that must be obtained at all times. Within the house, a chimney pipe … It is not insulated very well, think fiberglass batts that have gaps. The particular type of all-fuel chimney you need varies depending on the size of your appliance. Metalbest Sure-Temp 10" Class A Chimney Pipe Adjustable Roof Flashing for 6/12 to 12/12 Roof Pitch. The price for a 6-inch inside diameter, 24-inch long section of Class A stainless steel exterior chimney pipe is about $97, as of 2010. 2" minimum clearance to combustibles must be obtained at all times, except in areas protected … Each chimney or stack is a unique structure, subject to both aggressive operating and natural environments, and degradation over time. | Privacy Policy | Sitemap, Real Estate Chimney Inspection Info for Realtors, The Basics Of Chimney Sweepings & Inspections, The Advantages Of Wood-Burning Fireplaces, Guarantee A Clean & Properly Functioning Fireplace for Santa, Why You Need A Holiday Chimney Sweeping & Inspection. Class A Triple-Wall Chimney Systems are designed for easy installation & feature a fire-safe design to protect both the chimney & the building. This added layer reduces the clearances to a mere two inches. Using a "Heat Shield" on a single wall stovepipe allows you to reduce the clearances from 18" to 6" to the wall … New York 1979 Uniform Fire Prevention & Building Code, The "requirement" for 8" of solid masonry OR for use of a Any portion of a masonry chimney located in the interior of the building or within the exterior wall of the building shall have a minimum air space clearance to combustibles of 2 inches (51 mm). Customer Service:1 (877) 486-9123 retrieved 2019/10/07 original source: https://downloads.hearthnhome.com/installManuals/Ashland%2036_ASH36_Installation%20Manual_4059-909.pdf warns Comply with all minimum clearances to combustibles as specified. Our next door neighbor has about a 3 foot high metal chimney that vents their oil burner (they moved it to the garage). 1988 (newer edition is available) Secretariats, American Gas Association (AGA), 1515 Wilson Blvd., Arlington VA22209, and National Fire Protection Association (NFPA), Batterymarch Park, Quincy MA 02269. R ConnThanks for a really important metal chimney fire clearance safety question. There are also a few blemishes on the finish of the pipe. Available in 1 Finish. Be sure to obtain the latest edition. We are standing by each and every day to help you with all of your chimney and dryer vent servicing needs. This 6" x 48" Rock-Vent double wall stove pipe is on clearance due to a dent on the male end of the pipe. Any portion of a masonry chimney located in the interior of the building or within the exterior wall of the building shall have a minimum airspace clearance to combustibles of 2 inches (51 mm). The pipe can pass through a house as its own separate structure. Black single wall stove pipe has a clearance to combustibles of 18” (double-wall black pipe has a clearance of 6") whereas class A chimney pipe is generally 2”. This rule refers to the proper height of the chimney pipe above the roof. Whether you're looking for chimney pipe, stove pipe, pellet vent pipe, chimney liner, type-b vent pipe, gas vent chimney pipe or dryer vent pipe we've got what you need including double wall and triple wall.Use our Automated Expert Chimney Builder to get a instant quote and save time on gathering the components! A professional chimney sweep should be hired to clean out the unit at least once a year; however, it wouldn’t hurt to have it cleaned more frequently if the system is relied upon quite heavily. FIRE CLEARANCES, METAL CHIMNEYS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. InspectAPedia tolerates no conflicts of interest. What is the original specification for clearances from the outer wall to combustibles. Chimney & Stack Inspection Guidelines, American Society of Civil Engineers, 2003 - These guidelines address the inspection of chimneys and stacks. New York 1984 Uniform Fire $114.87. Model: 10SAF-12. I don't know what Majestic fireplace model you have installed nor what fuel it's burning nor a thing about the surrounding construction; so the required clearance distances could vary. in the "Other Key Articles" listed above on this page. This is why you must convert from stove pipe to class A chimney pipe when venting your wood burning stove. Below is a similar example showing the data tag on an Ameri-Vent Type B Gas Vent from American Metal Products, manufactured in Mexico and UL Listed. The chimney should be inspected monthly during the heating season to determine if creosote has accumulated. Most of the double wall stove pipe allows for 6" clearance from wall combustibles and 8" from ceiling combustibles. York, in 1979, in Chapter 9, Chimneys and Fireplaces, New York 1979 In order to ensure safe and optimal operation of the heating system, normal maintenance and cleaning are required, similar to those used for a traditional system. Carson Dunlop's sketch summarizes combustible clearance requirements for the three main types of metal chimneys: Watch out: "as listed" where shown in the table above means that the acceptable fire clearance distances for those chimney types must match or comply with the manufacturer's instructions; those clearance spacings are normally found in at least two locations: We include an example here: the embossed stamping on a Selkirk B-vent for gas appliances that specifies a minimum of 1-inch clearance to combustibles. If you've been researching Class A chimney pipes, you've probably heard of the 3-2-10 foot rule numerous times. Class A chimney systems have increased in popularity since it came on the market in the 1980s, in part because of their low cost to construct and maintain as compared to a traditional masonry chimney. They are also used to complete the venting of a wood stove and facilitate the transition of stove pipe to chimney pipe. The factory-built chimney is a double wall pipe, which is made of an inner wall of stainless steel and an outer wall of either stainless steel or galvanized steel. Stainless Steel As It Relates Woodstove and Fireplace Chimney Pipe: Class A Solid Fuel UL 127 and UL 103 HT Venting Systems; Understanding and Calculating Roof Pitch; Understanding the 10-Foot 2-Foot 3-Foot Rule: How to Determine the Chimney Height of Class A Solid Fuel Pipe Above the Roofline Masonry Chimneys, In the first instance this ceramic roofware was functional - to make the roof weatherproof and to provide an outlet for smoke - but it could also be very decorative. Class A chimney pipe requires only two inches of clearance to combustibles because it is made to handle the highest temperatures for exhaust. We encourage you to keep reading to determine if a prefab chimney is right for you and your home! There are a few scratches on the side of the pipe. Note: appearance of your Comment below may be delayed: if your comment contains an image, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. Constructed from 22 gauge cold rolled steel. Click to Show or Hide Citations & References, B-Vents: Listed equipment w/ draft hood & equipment listed for use with B-Vents, Residential gas boilers/furnaces, gas conversion burner, draft hood, L-Vents: Residential appliances listed for use with L-Vents, Unlisted residential appliances with draft hood, Residential & low-heat equipment other than items above, CHIMNEY HEIGHTS for Types L & Type B Vents, FIRE CLEARANCES, SINGLE WALL METAL FLUES & VENTS, Massachusetts Chimneys and Vents Code 780 CMR 68.00, CHIMNEY CLEANOUT CLEARANCE to COMBUSTIBLES, ABOVE GROUND OIL STORAGE TANK (AST) INSPECTION, Majestic IO Manual for the Ashland Wood Burning Fireplace, 36" model, FIRE-BLOCK Fire Retardant Foam Spray Building Insulation, InspectAPedia.com/chimneys/Chimney_Inspection_Repair.php, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES, Class "A" Chimneys - 2" to 2 1/2" clearance, The installation instructions for the specific flue vent connector or metal chimney brand and model or product, A stamping or label found right on the metal chimney product itself, The required separeation or clearance distances for flue vent connectors (generally single-wall uninsulated metal "flue pipes" or "stack pipes" that connect the heater to the chimney) - discussed, The required separation of metal or insulated chimneys themselve from varous building components or combustibles - discussed, The required separation of heating appliances (like an oil burner) from heating oil storage (the oil tank) - discussed. Let me know what you find or email me the B-vent product name, specs, or any details you can and we'll research it together. Lakeville, MN 55044 It appears the original installation allows about 1.5” if clearance in a framed pass through the ceiling, in other words the current fiberglass insulation is about 1.5” away, leaving the lower chimney chase able to breath or release heat. The pipe is sold as is and is non returnable. The outer wall of chimney pipe is stainless steel or galvanized steel. On 2019-10-06 by R Conn also see SUPER CHIMNEYS, 629 CHIMNEYS. In addition to the requirement for safety fire clearance from rooftops and other building components, separate metal chimneys that are too close to one another may cause damage resulting in poor chimney performance or an unsafe chimney. $146.27. I assume no contact is recommended. I believe the inside is stainless. Anon:Fire stops or fire blocking where?The final legal approval of your fireplace installation is of course your local building official. There are in most communities building regulations about distances from property lines or from nearby buildings that may help sort out what the neighbour is required to do.In addition we give distances to adjacent buildings, windows, etc. "Rooftop View Turns to Darkness," Martine Costello, Josh Kovner, New Haven Register, 12 May 1992 p. 11: Catherine Murphy was sunning on a building roof when a chimney collapsed; she fell into and was trapped inside the chimney until rescued by emergency workers. refers to Chapters 23, 29, and 37 of the Building Code. This 6" x 48" Heat Fab single wall black stove pipe is on clearance due to a few dents on the male and female pipe ends. We have no relationship with advertisers, products, or services discussed at this website. I think the reason you're not finding an answer to your question is that we're mixing up different constraints and safety concerns: On 2019-10-07 by (mod) - What is the original specification for clearances from the outer wall to combustibles for our fireplace and its chimney? Principles of Home Inspection: Chimneys & Wood Heating, in (Principles of Home Inspection), NFPA 211 - 3-1.10 - Relining guide for chimneys, NFPA 211 - 3-2 - Construction of Masonry Chimneys, NFPA 211 - 3-3 - Termination Height for chimneys, NFPA 211 - 3-4 - Clearance from Combustible Material, NFPA 54 - 7-1 - Venting of Equipment into chimneys, Brick Institute of America - Flashing Chimneys, American Gas Association - New Vent Sizing Tables, Chimney Safety Institute of America - Chimney Fires: Causes, Effects, Evaluation, National Chimney Sweep Guild - Yellow Pages of Suppliers. There are also a few scratches on the sides of the pipe. Our Class A Tiple-Wall Chimney Systems stay cool on the outside while providing a hot draft on the inside. Uniform Mechanical Code - UMC 1991, Sec 913 (a.) Metalbestos or Class A Chimney Installation & Inspection: This article describes how to select, install, and inspect Class-A insulated metal chimneys such as the Insulated Double Wall MetalBestos™ manufactured metal chimney, also called a zero clearance chimney.. Carson Dunlop Associates [at REVIEWERS] sketch at left shows that metal chimneys should be at least 16 inches apart to avoid damage. There are two types of Class A chimney pipe: Solid-packed chimney pipe and Air-cooled chimney pipe. Carson Dunlop's sketch summarizes combustible clearance requirements for the three main types of metal chimney s: B-Vents - 1" clearance. Contact Mr. Cranor at 804-873-8534 or by Email: Thanks to Luke Barnes for suggesting that we add text regarding the hazards of shared chimney flues. It is straight up a chimney chase inside the home. It's on their lower (garage) roof, and way below the height of their upper roof ridgeline from the main part pf the house. Instead, let's take a look at the specific metal chimney product you have installed; there will be embossed stampings or data tags on the metal flue product that give its brand and model and clearance minimums. This 6" x 36" Heat-Fab single wall black stove pipe is on clearance due to a few small dents on the male and female ends of the pipe. Such degradation may be managed via a prudent inspection program followed by maintenance work on any equipment or structure determined to be in need of attention. - R. B. Windham ME 2/27/2014. A class A chimney pipe requires less clearance than a single- or double-wall stovepipe, which is only intended for use within the same room as the stove. In between the two layers is a one-inch layer of insulation. This is a bit of an odd measurement and chimney clearance case because the chimney side is actually about 8" away from the roof edge. I am having a heck of a time getting any answers regarding this? We, the certified professionals at Environmental Chimney Service, take great pride in the work we do and endeavor to provide each of our clients a chimney that is environmentally safe for your family. The same fire safety precautions that are used for a traditional masonry chimney should be observed where a factory-built chimney is in use as well. Many chimneys may appear to be in fine condition on the outside, but the inside could be a completely different situation entirely. A Brand of Hearth & Home Technologies Inc. There is an insulated attic above the fireplace where the chimney penetrates then up through the roof with another roof mounted chase. Building and Fire Prevention Code: "Top Ten Chimney (and related) Problems Encountered by One Chimney Sweep," Hudson Valley ASHI education seminar, 3 January 2000, contributed by Bob Hansen, ASHI. It appears to be in excellent condition. It can also be enclosed with a wooden chase that’s finished off with a chase cover made from a material of your choosing. Proper Class A Chimney Installation and Clearances. © Environmental Chimney Service. All Rights Reserved. This means that the pipe can be installed in the middle of your house with ease. ANSI Z223.1-1988 - NFPA 54-1988. GAMA - I have a majestic fireplace installed in our home, I believe it was put in during the early to mid 70’s. flue liner was listed in the One and Two Family Dwelling Code for New Fire Inspector Guidebook, A Correlation of Fire Safety Requirements Contained in the 1987 BOCA National Codes, (newer edition available), Building Officials and Code Administrators International, Inc. (BOCA), Country Club HIlls, IL 60478 312-799-2300 4th ed. However it also allows cold air into that chamber during the winter, and we can feel the chase is very cold. It is important to remember that the presence of water (moisture) will cause a quicker deterioration, and reduce the life exprectancy. Thank you, Rick, Michigan. and continues to give clearance distances at 40 spots in the manual .The sketch below is excerpted from that manual. How To Install Stove Pipe Into Chimney Class "A" Chimneys - 2" to 2 1/2" clearance. NFPA #211-3.1 1988 - What kind of flue is this? USMA - Sept. 2008. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. combustion system central furnaces. Each guideline assists owners in determining what level of inspection is appropriate to a particular chimney and provides common criteria so that all parties involved have a clear understanding of the scope of the inspection and the end product required. Explained, the chimney pipe must be a minimum of three feet above the roof but also two feet taller than anything within ten feet. Choose from the largest selection of chimney vent pipe. This book provides a valuable guidance tool for chimney and stack inspections and also offers a set of references for these particular inspections. He is also a contributor to InspectApedia.com in several technical areas such as plumbing and appliances (dryer vents). You will find in the metal chimney installation instructions (and perhaps your local building codes) that the manufacturer wants 2" or 2 1/2" air space clearance between the Class "A" chimney sections and any nearby combustibles. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. If the chimney is being used as an exterior chimney, the stainless steel outer wall is recommended. In three-wall pipe the intermediate wall is aluminized steel. Ceramic Roofware, Hans Van Lemmen, Shire Library, 2008, ISBN-13: 978-0747805694 - Brick chimneys, chimney-pots and roof and ridge tiles have been a feature of the roofs of a wide range of buildings since the late Middle Ages. NFPA # 54-7.1 1992 - Category I draft hood equipped central furnaces as well as fan-assisted If it's a B-vent, typically you need to leave a 1" clearance around the vent - take a look at the "listed" clearance for your particular product - you'll see that advice in the table above. cause house fire. National Fuel Gas Code, an American National Standard, 4th ed. The insulation allows the pipe to remain cooler on the outside and have a 2’’ clearance to combustibles. It has a 3 wall metal chimney, it is not insulated, but air cooled between the 2’nd and 3’rd structures. Dia x 36 in. DuraPlus Chimney Pipe is a triple-wall, 2100 degree, all-fuel chimney system, and is tested to UL 103 HT standards. Including the Duratech, DuraPlus, and DuraChimney II series. A Class A chimney system—also known as an all-fuel, prefab, or factory-built chimney—is a complete system in and of itself. 7571 215th Street West A Class A chimney system—also known as an all-fuel, prefab, or factory-built chimney—is a complete system in and of itself. Do you know what the code is on this? Fireplaces, a Practical Design Guide, Jane Gitlin, Fireplaces, Friend or Foe, Robert D. Mayo. If your flue has a 6" Inside Diameter you will choose from the 6" Stove and Chimney Pipe categories. Specific to chimneys, fireplaces, vents and solid fuel burning appliances. Triple-Wall Galvanized Chimney Stove Pipe The DuraPlus system from DuraVent is designed The DuraPlus system from DuraVent is designed to stay cool on the outside, provide a hot draft on the inside and boost stove efficiency, offering a fire-safe design that protects both the chimney and building. This pipe can only be used with Rock-Vent double wall stove pipe and Ventis double wall stove pipe. Corporate Office Improperly sized chimneys will result in a poor drafting appliance as well as increased amounts of creosote deposits; both of these scenarios put your home and family at an increased risk for both chimney fire and/or CO poisoning. The pipe can pass through a house as its own separate structure. John Cranor [Website: /www.house-whisperer.com ] is an ASHI member and a home inspector (The House Whisperer) is located in Glen Allen, VA 23060. Triple wall Class A pipe is for use with wood stoves, fireplaces, furnaces, boilers, ranges, water heaters or other appliances fueled by wood, coil, oil or gas. - clearance distances for our Majestic Fireplace. This boosts stove efficiency by exhausting hot flue gases easily and efficiently. The height of the chimney above the roof surface, measured at the up-slope side of the chimney, from the roof surface to the chimney top, should be at least three feet - the green line in our photo.