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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.
87.1K discussions
604.1K comments
Most recent: Viessmann vitodens 200 wb2 11-44 boiler problems by GGross
12:41PM
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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
24.6K comments
Most recent: Changing out a heat pump stand with unit in situ by EdTheHeaterMan
2:08AM
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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.
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Expand for more options.
5.7K discussions
54.6K comments
Most recent: home boiler replacement in spring, eastern Upper Peninsula MI by GGross
11:57AM
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Expand for more options.This exciting field is really taking off. Share your thoughts and ask questions here.
111 discussions
1.1K comments
Most recent: Replacement for a Heat Controller geothermal unit by EBEBRATT-Ed
September 22
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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.
163 discussions
1.4K comments
Most recent: Honeywell Media Filters GAP at the door by EBEBRATT-Ed
September 18
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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?
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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.
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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.
393 discussions
3.7K comments
Most recent: Azimuth, Solar Elevation, And Solar Irradiance by Larry Weingarten
September 20
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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.
15.4K discussions
174.1K comments
Most recent: tiny droplet leak from the oil tank firomatic shut off valve. by CoachBoilermaker
7:19PM
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Expand for more options.Got questions that are specific to thermostats and controls? Ask them here.
3.4K discussions
17.6K comments
Most recent: Trane dual stage heat but single stage AC control 2 stage AC now? control question by PeteA
September 22
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Expand for more options.
55 discussions
444 comments
Most recent: Black particles in water: Navien tankless water heater to blame? by bosch
September 20
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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!
697 discussions
1.9K comments
Most recent: for sale barely used Beckett afg f3 burner, Bacharach Smoke tester, Dwyer monometer, fan timer, orbi by HydronicMike
August 9
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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.
46 discussions
149 comments
Most recent: The Battle Inside Your Boiler: Air vs Steam by RayWohlfarth
September 13
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Expand for more options.If you're looking for good people, feel free to post your opportunities here.
49 discussions
301 comments
Most recent: DMConsult for Preferred Sales, Inc, (PSI) by HeatingHelp.com
July 1