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Heating Help: The Wall
The #1 Online Resource for HVAC Answers. Ask and answer questions about HVAC systems, both old and new.
Category List
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Expand for more options.Got a general heating question, or a comment to make? Just want to chat with friends? This is the place.
87.2K discussions
606K comments
Most recent: Loch KHB155 (new, 5mths) fluttery ignition with intermittent error by HomerJSmith
2:15AM
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Expand for more options.Got questions about A/C, Heat Pumps and Refrigeration? Ask and ye shall receive.
3.2K discussions
25K comments
Most recent: Help Sizing A Multi-Zone Mini Split System - Minimum Capacity? by JustinS
November 29
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Expand for more options.Are you heating with an alternative fuel such as wood? This is the place to be.
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Expand for more options.Industry expert Larry Weingarten is here to help answer your domestic hot water questions. Ask for help or share what you know here. To learn even more, purchase Larry's Water Heater Workbook and visit his website.
2.1K discussions
18.5K comments
Most recent: heat pump water heater with domestic coil backup by WilliamGwiazdowski
November 29
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Expand for more options.This exciting field is really taking off. Share your thoughts and ask questions here.
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Expand for more options.Got questions about indoor-air quality? Bill Wolfe is an expert on this topic and he's here for you.
165 discussions
1.4K comments
Most recent: ERV install that I'm unsure about by GameOverMan
November 29
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Expand for more options.Are you having problems with pipes deteriorating? We've seen this problem occur often, particularly with pinhole leaks in copper pipes. Please share your experiences here. What have you learned?
75 discussions
816 comments
Most recent: Help with a hot water fed home radiant heat system by RyanMitchell
November 21
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Expand for more options.Sure, we're a heating site, but a lot of great plumbers also hang out here. Got questions or thoughts to share? Do it here.
1K discussions
12.3K comments
Most recent: Any plumbers good at small bathroom layout? by Larry Weingarten
November 29
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Expand for more options.This is the place to ask questions (or answer them) that are specifically about radiant heating systems of all types, sizes and flavors.
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Expand for more options.Solar is getting hot! Got a question about it, or want to share what you know? This is the place.
394 discussions
3.7K comments
Most recent: I'm getting solar panels. I'll let you know how it goes in this discussion thread. by kenjohnson
November 25
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Expand for more options.Interested in steam heating systems, old and new? Here's a place to focus on just that.
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Expand for more options.Got questions that are specific to thermostats and controls? Ask them here.
3.4K discussions
17.9K comments
Most recent: Maybe I need a new thermostat? by Expenses1188
November 29
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Expand for more options.Got something you don't need and would like to sell? Get together with other Wallies here and make your own deals. (Please, no corporate advertising here.) And, as a courtesy to our community, when your item has sold, please post that it is no longer available so that we can close the discussion. Thank you!
700 discussions
1.9K comments
Most recent: oil furnace parts and tune up tools for sale by paulmars
November 16
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Expand for more options.This is a gathering spot for announcements about educational opportunities in our industry. Feel free to add posts about upcoming classes. Thank you.
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Expand for more options.If you're looking for good people, feel free to post your opportunities here.
49 discussions
302 comments
Most recent: DMConsult for Preferred Sales, Inc, (PSI) by HeatingHelp.com
July 1