It's perfectly acceptable to have a high-efficiency furnace installed with one pipe. Specific for flue pipe. are aware of the provisions within the Natural Gas and Propane Installation Code CSA-B149.1 for venting gas-fired appliances. It is the only way to ensure a proper bonding (again, in Canada they utilize certified systems). << 3. I'm blogging about this because I've had many homeowners ask me about this. The condition of the chimney is a factor because new super-efficient gas furnaces do not vent up the chimney.They are vented outdoors horizontally through a wall by a small plastic pipe. High Efficiency 90+ Condensing Gas Furnace Manufactured By A.A.C. Once the joint is assembled, the solvent part of the cement evaporates, leaving only a continuous piece of plastic that is now basically part of the pipe and part of the fitting. It is not glue. /Type/ExtGState This is to assist installers in selecting the appropriate method of venting and use the applicable vent-sizing table, so that the vent complies with the minimum Code requirements. There is an openable window within 2-3' of the vent. 2 ADDITIONAL SAFETY INFORMATION SAVE THESE INSTRUCTIONS Use only with type of gas approved for this furnace. They are basically welded together. www.call4hvac.comCALL 952.941.6049 Goodman exhaust/intake combustion PVC venting. /OP true ... requirements for proper spacing. Today’s high efficiency gas appliances have lower temperature flue gases and must use forced venting systems to ensure proper exhaust gas flow. Be sure the venting system can get from the furnace to the termination with minimal length and elbows. ... and clearance to neighboring buildings if sidewall venting is used. I live in Ontario and my neighbours are putting in a high efficiency furnace.The venting is in the four foot wide walkway which is my only access to my backyard.Because I own 3 feet of this walkway and they own 1 foot I am the one who does the snow removal.They do not use the walkway except for home maintenance purposes. Or, if running a new gas line, locate the furnace to minimize the length and elbows in the gas piping. >> It coats the pan, p-trap and drain piping with a lubricative film to improve flow and prevent future soil adhesion. Venting for high-efficiency gas furnaces – Materials. Always use the correct cement, made by the same manufacturer as the pipe you are installing, since it uses the exact same plastic “recipe”, if you will. The proprietary blend of specialty detergents will liquify heavily embedded grease and grime to restore heat transfer and increase the efficiency of the coil. The Uniform Mechanical Code (UMC) provides an advantage when it comes to venting gas appliances — it incorporates the fuel-gas provisions so that builders and installers don’t have to consult two separate documents. Derived from refrigeration grade lubricants. It concentrates on venting problems on the 90% efficient furnace. HIGH-EFFICIENCY UPFLOW FURNACE INSTALLER'S INFORMATION MANUAL RTIF I C E E D D ESIGN ... gas piping and venting. PVC cement will not bond properly to ABS or CPVC. Non-hardening, non-drying fluid which bonds tenaciously to many different substrates. While some codes and practices may be different from the US I find that most of it is common sense and translates pretty well. A. endobj The slow dissolving enzyme gel will outperform and outlast conventional tablets and strips. /OPM 1 There exist many, but mainly three types of plastic are commonly used for high-efficiency appliance venting: ABS, PVC, CPVC. %PDF-1.3 Because of this Canada has some pretty cool venting systems Like IPEX system 636 that are not readily available in the USA. © 2017 HVAC School All Rights Reserved. Electrical wiring must conform with local building codes or Plus, when you order through my link, it helps me to continue to offer you lots of free stuff. High efficiencypower vented equipment no longer require a chimney and can be vented through the wall of a building. 4 0 obj The lower temperature of the exhaust gases also mean that the natural draft effect observed in conventional metal chimneys (heat rises) does not occur at a significant level. 4 Things You Need to Know About High-Efficiency Furnace Venting The efficiency rating of a furnace is called AFUE (annual fuel utilization efficiency). ... •Indoor Air Requirements •80000 Furnace and 40000 Water Heater –120 x 50 = 6000 ft3 –800 ft2 @ 7 ½ ft ceiling 20. VENTING GAS APPLIANCES NFPA 54 CODE Better Buildings: Better Business Robert Parkhurst March 3, 2017 . Note from Bryan: In the USA schedule 40 DWV pipe (the usual stuff) is still the standard, there is talk this may change soon so stay tuned. Venom Pack Condenser Cleaner is a high foaming pure concentrate liquid designed to tackle the toughest soils. Always check your local/state/province codes and regulations. If you’re looking to have a new furnace installed after December 31, 2009, there may be several installation issues you will have to be aware of: The H2O in the exhaust mixes with CO2 in the exhaust and creates Carbonic Acid, H2CO3. Never use primer on ABS. Refer to the furnace rating plate. Be extra careful about that especially when it comes to certain fittings supplied with the furnace. This one talks about a gas furnace that is giving a pressure switch code. Experience. :) Thank you, in advance for your support! Innovation. And now the rest of the story. Today’s high efficiency models are available in the 90 – 98.5% AFUE range. Cement is basically the plastic you are working with, dissolved in a solvent. (Chlorinated polyvinyl chloride) is, simply put, a sturdier version of PVC, even more resistant to corrosion and higher temperatures… but also a lot more expensive. The termination Typically, one drop of Nylog can be stretched about three feet before breaking. Note From Bryan: Read the manufacturer’s instructions. Ben hails from the frozen tundra of Ontario, Canada where high efficiency gas furnaces are commonplace. A high-efficiency condensing furnace is a little more complex than a conventional furnace, and troubleshooting is somewhat more complicated since there are more potential problems. PURE CONCENTRATE COIL CLEANER Find out more about the Innovative NAVAC line of Vacuum Pumps. As always, READ the manufactures instructions on the furnace / boiler being installed as well as the pipe / cement being used to ensure that you are using the correct 1 0 obj Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). X�՝Ys[Ǚ���+�M��)>�2�J�-�زc1�Jir��"b� Ў����~ݧ�B����3���|��Y�|�&���gE�~�g�Pf9?���f��/��|�~~��}��YͲ�oݲ��e?��x5��e���ͬp{����겫���8h~���o������7��\�c��ʝTꤓb�vbqrb���&��y6��~�a��~����}���n��o��77��zܮ>f���z���VW���bQ�E_fW�go�7���j�g�}6��p?ލ������������.