Also we insulated the full outdoor soffit bay where the duct exits the building to avoid condensate icing. A lot of what is a distance the would be within you recommendation. Mounting Type,Wall or Ceiling;Voltage Rating,120 Volt AC at 60 Hz;Current Rating,0.9 Amp;Sound Level,4 Sones;Ventilation Area,45 Sq Ft;Duct Shape,Round;Duct Size,3" Dia;Grill Shape,Rectangular;Grill Size,8-3/4" L x 9-1/8" W;Grill Material,Polymeric;Grill Finish,White;Housing Shape,Rectangular;Size,7-1/2" L x 7-1/4" W x 3-5/8" H;Housing Material,Galvanized Steel;Approval,UL, CUL, Flex Series White 70 CFM Exhaust Bath Fan with light offers easy, room side installation, with No Attic Access Required. The codes here (Salt Lake City, UT - IRC 2015) say that I cannot even hook up a 110 CFM fan to 4" flexible pipe, but Fantech says that is exactly what I should do. The vent pipe is ~ 4' tall (above roof level). privacy policy Is there a minimum distance from your outside main gas line and meter that a bathroom fan can be vented out to at the side of your house? However, we can run a 4" foam-core PVC pipe up through an insulated interior wall on the second floor, to the attic. d. NL = no limit on duct length of this size. On 2020-04-22 by P.J. There are currently 3 available. Copyright 1995-2022 eBay Inc. All Rights Reserved. by Inspectapedia Com Moderator. You note for the best bath vent fan duct termination to route the duct: horizontally through the building wall at a building gable-end wall (first choice), or if the gable end is too distant . Other sources vary slightly from these numbers. Your payment information is processed securely. day air, to common carrier shipments, or even a pickup at our manufacturers warehouse by one of our Shipping charges are never refunded on a return. Having a huge moisture issue in upstairs full bath, I even changed fan to a 110 cfm n still having issues including mold, it vents out side of house through the attic about a 15' run with 3" flex pipe, it could be pinched but out side flap still opens, should we rerun it with 4 orv6" pipe or flex or should we higher someone to vent through roof. perhaps because the normal size of residential buildings means that the duct run length will be within the operating Sorry Anil I don't understand the question. The electrifies steel house introduces effectively between roof joists for use any place you need it most, EFFICIENT: Works on 180 CFM and 6.5 Sones to guarantee excellent performance, EASY Establishment: Incorporates steel mounting sections with keyhole spaces for a quick and simple installation, DECORATIVE: Paintable polymeric grilles enable you to guarantee the fan is firm with your current decor, SAFE: This 8 fan is Vitality STAR confirmed and HVI affirmed to guarantee safe use for quite a long time to come. Any advice, comments, suggestions, or warnings would be greatly appreciated. The fan comes total with an inherent damper to limit fiery surges and is intended for vertical utilize as it were. Thanks for the discussion as well! However availability is subject to change. ft. 3 x 320 cfm = 960 cfm to be vented. roof or wall cap using 4 round ductwork.". For higher CFM exhaust fans and for longer runs, you will need to use a larger-diameter exhaust duct than the 4-inch minimum. All rights reserved. Kitchen and bath exhaust fan manufacturers give duct sizing charts for various air flow requirements, such as this. @Carrie, from your photo it looks as if the mistake is you're dumping all of that moisture into the roof cavity - it should be vented to the building exterior. Watch out: While there is no single "Right Answer" to allowable duct length without considering a number of parameters, as you'll read below, a 3-inch diameter exhaust duct for a bath vent fan is not going to work for you nor anybody else unless your design accepts a 50\ cu ft CFM and a maximum length of five feet. Light weight and looks durable, Fiting point has not giving in fan. So to vent this bathroom for the shortest distance I would have to make a hole in the main roof line then through the garage roof to vent this fan. This could possibly be anything from standard UPS, next day/second These are the only two places where ducting is shown or mentioned. order. All Rights Reserved. Rated Amps: 0.5 A; Voltage: 120V; Dimension: 0.88 H x 1.1 W x 1.1 L in.Weight: 9.16 lbs, Mounting Type,Ceiling;Voltage Rating,120 Volt;Current Rating,1 Amp;Sound Level,4.5 Sones;Ventilation Area,45 Sq Ft;Duct Shape,Square;Duct Size,6";Grill Shape,Round;Grill Size,8" Dia;Grill Material,Polymeric;Grill Finish,White;Housing Shape,Round;Size,6-1/4" Dia x 5-1/4" H;Housing Material,Galvanized Steel;Approval,UL, Mounting Type,Ceiling;Voltage Rating,120 Volt AC at 60 Hz;Current Rating,1.9 Amp;Sound Level,3.5 Sones;Ventilation Area,95 Sq Ft (Bathroom), 125 Sq Ft (Other Room);Lamp Type,Incandescent;Lamp Wattage,100 Watt;Lamp Included,No;Lens Type,Frosted Glass, Brightly Diffusing;Duct Shape,Round;Duct Size,4" Dia;Grill Shape,Round;Grill Size,15" Dia x 1-5/8" H;Grill Material,Polymeric;Grill Finish,White;Housing Shape,Square;Housing Material,0.02" Galvanized Steel;Size,9" L x 9" W x 6" H;Approval,UL, Shape ,Round;Current Rating,2.5 Amp;Heating Element Rating,250 Watt;Lamp Wattage,250 Watt;Air Flow Rate,70 CFM;Sound Level,3.5 Sones;Material,Sturdy Steel;Finish,White Polymeric;Housing Size,8-1/8" L x 8-3/8" W x 6-3/8" H;Approval,UL, Shape ,Round;Current Rating,14.2 Amp;Heating Element Rating,1500 Watt;Lamp Wattage,100 Watt;Air Flow Rate,110 CFM;Sound Level,3 Sones;Material,Cold Rolled Steel;Finish,White Enamel;Housing Size,13-1/4" L x 18-1/8" W x 7-1/2" H;Approval,UL. Or run the flexible ductwork about 15 feet up the pitch of the main roof. Once in the attic, we would run a 5' (heavily insulated) duct to an existing un-used roof vent (installed by roofers). is indeed just enough to squeeze in a full bath (with shower). By using this site you agree to ourTerms & Conditions of UseandPrivacy Statement. Use as few bends as you can. How would I use 6 duct? in order to make the vent fan as quiet as possible, mount the fan itself as far as possible from the intake register in the bathroom. We plan on installing an exhaust fan with 70-80 CFM to quickly exhaust the air and to have a more powerful unit. * Customers in Canada, Hawaii, or Alaska please call us so we can provide an accurate quote. It includes a Broan-designed centrifugal blower wheel for power. Keep in mind that you want to follow the duct size and length limitations for the specific fan that you are installing. On 2022-05-04 Freight Policy in our Terms and Conditions, Flex Series 70 CFM Ceiling Room Side Installation Bathroom Exhaust Fan with Light, Exhaust Fan 80 CFM 6 Inch Vertical Discharge, Multi-Speed, White, Single-Speed Ventilation Fan, 110 CFM, 3 Sones, Exhaust Fan 110 CFM 4 Inch Vertical Discharge, White, with Light, Bathroom Exhaust Fan with LED Light 80 CFM; 1.5 Sones In-Vent Series Single-Speed, Exhaust Fan 80 CFM 7 Inch Vertical Discharge, Single-Speed Fan Light, 80 CFM, 1 Sones, 12 Amps, with Light, Exhaust Fan 80 CFM 4 Inch Vertical Discharge, White, Room Size 75 Sq Ft, Exhaust Fan 50 CFM 4 Inch Vertical Discharge. I confess I don't have a clear understanding of the whole installation, but in general, you can run your bathroom exhaust duct routed as you need to, with the warning that the total effective duct length in feet must not exceed what the installation manual permits, or the fan won't do its job. There are currently 1 available. Second, gas piping should not be leaking, and if it is, you should smell the gas leak and repair it immediately.If you are concerned that the exhaust fan flapper that should close to prevent back-drafts of outdoor air into the building could malfunction and admit leaking gas from an LP or natural gas pipe or from the gas vent found at an outdoor natural gas meter, if you match the TEN FOOT clearance distance required between an air conditioner air intake and an LP gas tank, since that is the largest clearance that applies for most residential building conditions you should be ok.We discuss gas piping and gas tank, regulator clearance and various building features in our article titled "LP Gas Tank Inspection & Reporting " - you can find the article by searching InspectAPedia for that title. This bath vent fan installation, troubleshooting, repair article series explains why bathroom vent fans are needed and describes good bath vent fan choices, necessary fan capacity, and good bath vent fan and vent-duct installation details. discharge nutone broan Fantech recommends a minimum of eight feet of insulated flex duct between the exhaust inlet register or grille and the fan motor. You note the best practice is to terminate the bath vent duct: horizontally through the building wall at a building gable-end wall (first choice), or if the gable end is too distant. Take a look at the vent fan installation manualfor the particular bathroom vent you are installing. The packaging could have done better because of transportation there are some metal bending occurred. @Mark Shamlian, It seems very likely that venting into a chimney is going to just cause condensate to drip back down through the vent system. 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. for more information. The buyer must pay the return shipping and a 30% re-stocking fee. In our photographs above, courtesy of Galow Homes, three long, un insulated bathroom exhaust fan ducts cross the cold attic floor of a New York home and then join together at a common sidewall exit of the same diameter. 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. Terms & Conditions If returned productsneedreconditioningor are deemedused or opened, service charges will apply and/or refund may not be issued. are available in 4" duct and 6" duct models. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, References for Bathroom Vent Fan Installation, Fantech in the United States On 2020-06-20 - by (mod) - follow the manufacturer's specs on bath exhaust fan duct size & length limits. To avoid unnecessary reductions in air movement through the bath vent exhaust system, avoid elbows and bends as much as possible. Seller assumes all responsibility for this listing. The second is literally step 7 of the installation procedure that says "Connect 4 inch Round Duct". I should add that I only need about 60 CFM if I do the length, width, height calculation method, and the Fantech website says I need 64 CFM but does not provide any explanation for how that is calculated. This ventilation fan does everything from killing mugginess or difficult smells, for example, tobacco or garlic, the fumes fan has got it secured. I went into the attic and did not see any sign that rain water comes in around vent pipe. When we change the design CFM to 60 we see that with a 3" duct this fan WILL NOT WORK period. Worst xperince, Running smoothly as of now. Contact Mr. Cranor at 804-873-8534 or by Email: Fantech Installation, Operation, and Maintenance Manual, PB Series Premium Bath Fans. I'm sorry but there is no single correct answer to your question. If your total length is within what the fan manufacturer specifies for that fan at the cfm rate you need - sure. This is the MRP (inclusive of taxes) as provided by the Seller. Would you like to continue, or switch to the Canadian site? However availability is subject to change. Bouctouche, NB E4S 3M5 Is there any code against running that close to existing plumbing pvc under my basement ceiling? 2000-2022 Home Depot. Broan 673 Vertical Discharge Utility Fan, 6-Inch 60 CFM 4.5 Sones, White Plas - eBay Money Back Guarantee - opens in a new window or tab, - eBay Return policy - opens in a new tab or window, - eBay Money Back Guarantee - opens in a new tab or window. Hopefully you understand my question. Your email address will not be published. Tracking Information must be sent by the 30th day of return (11:59 PM/PST) or we will not take back the item, no exceptions. Can I vent this bathroom through two roof lines? Defective products must be returned within 10 days of the invoice date for same item replacement. VENDOZ 6 Inch High Speed Kitchen Bathroom Steel Body 15 HM 12 INCH HIGH SPEED FRESH AIR EXHAUST FAN / VENTILATI Hewa Onyx 6 inch Ventilation fan 150mm exhaust fan pure JODIAK Ventilation Fan 9 inches (200mm) Blade Size Exha HARMAN INDUSTRIES HEAVY DUTY FRESH AIR 9INCH(225MM) 225 HM 9INCH HIGH SPEED RUSTPROOF FRESHY EXHAUST FAN 225 mm Hewa Aero 6 inch Ventilation fan pure copper motor 150 Atomberg Studio + BLDC motor Energy Saving 150 mm Exhau VENDOZ 6 inch Metal Body High Speed Cooling for Kitchen HARMAN INDUSTRIES r Wall Cum Table Fan || with Powerful Indus Fresh Air Metal Exhaust Fan (6 Inch) 150 mm Exhau Atomberg Efficio + BLDC motor Energy Saving 150 mm Exha Cosas 230mm size 9inch/FAN/black 150 mm Exhaust Fan, DIGISMART HIGH SPEED VENTILATION 8" 200 mm Exhaust Fan. Product not much quality , package very poor, (Showing 1 40 products of 865 products). Lenexa, KS 66215 The store will not work correctly in the case when cookies are disabled. A bath vent fan duct that is too short may violate the manufacturer's installation instructions, may not work properly, or may be drafty; a bath vent fan duct that is too long may restrict air flow such that the fan is not functional. I recently purchased a NuTone 765H110L fan to replace an old model. View cart for details. Bottom line: a 4-inch exhaust duct diameter is perfectly permissible and will work fine as long as the CFM rate of the fan OR the length of duct run (including effects of elbows or bends) does not exceed what the manufacturer recommends. On 2020-06-20 - by (mod) - 4-inch diameter fan duct can be acceptable, From the fan specs"Fan shall have corrosion resistant galvanized steel housing I believe I am going to have to run the vent to the side of the house which is approximately 18-20 feet from vent placement. The Broans Roof Vertical Release Fumes Fan is ideal for your home. Contact Fantech: Nutone Bathroom Exhaust Fan/Light Combination Installation Instructions, Model 8663RP, 8673RP, 8664RP suitable for use