Mechanicals

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Should my indirect hot water heater have a mixing valve? 12 6 days 8 hours ago
by Daniel Griscom
4 days 4 hours ago
by Dana Dorsett
Retrofit heating system 13 6 days 3 hours ago
by Carole Florman
5 days 4 hours ago
by Dana Dorsett
Air Scrubber Plus 9 1 week 3 days ago
by Shaun Kennedy
1 week 15 hours ago
by Richard Beyer
I need help choosing the correct minisplit and heat pump for my studio 11 1 week 4 days ago
by DANIEL GOTTSEGEN
1 week 2 days ago
by DANIEL GOTTSEGEN
Beware the dual-hose portable AC / heat pump 0 1 week 2 days ago
by Kevin Dickson, MSME
n/a
Dare to DIY a mini split install? 44 1 year 4 weeks ago
by Justin Fink
1 week 6 days ago
by Jeremy Shima
Should I go with a ground-source heat pump or PV-powered electric boiler? 5 2 weeks 2 days ago
by Kevin D****
2 weeks 1 day ago
by Kevin D****
HRV with bathroom exhaust fan 32 4 years 2 days ago
by Jill Neubauer Architects
2 weeks 2 days ago
by Martin Holladay, GBA Advisor
Hydronic solar thermal? 2 2 weeks 6 days ago
by Terry Lee
2 weeks 6 days ago
by Malcolm Taylor
Nyle Geyser RE problem 1 3 weeks 3 days ago
by austin jamison
3 weeks 2 days ago
by David Meiland
Are minisplits a good solution for heating (and cooling) a smallish addition to my 85-year-old house? 12 3 weeks 6 days ago
by mike mcguirk
3 weeks 3 days ago
by Martin Holladay, GBA Advisor
How do I balance a Zehnder Comfoair 350? 2 3 weeks 4 days ago
by Matthew Robinson
3 weeks 3 days ago
by Matthew Robinson
Thermal break for new radiant slab? 4 3 weeks 5 days ago
by chris hoy
3 weeks 4 days ago
by Dana Dorsett
"Barometric damper" air inlet for room with woodstove 6 3 weeks 5 days ago
by David Meiland
3 weeks 5 days ago
by Martin Holladay, GBA Advisor
HRV retrofit for a basement 6 3 weeks 6 days ago
by Aaron Gatzke
3 weeks 5 days ago
by stephen sheehy
Managing humidity without ducts 6 11 weeks 6 days ago
by Stephen Youngquist
3 weeks 5 days ago
by Stephen Youngquist
Best DHW for my situation 2 3 weeks 5 days ago
by Bob Rueter
3 weeks 5 days ago
by Bob Rueter
Excess humidity - HVAC system too large 19 4 weeks 5 days ago
by Chris Marriner
4 weeks 1 day ago
by aj builder, Upstate NY Zone 6a
Ice Storage for residential cooling 4 5 weeks 3 days ago
by Nathan Kipnis
5 weeks 2 days ago
by Nathan Kipnis
Residential Desiccant Cooling 0 5 weeks 3 days ago
by Nathan Kipnis
n/a
Anyone have any idea when hyper heat mini-splits that can run multiple indoor units (I need three) on a singly condenser will come to market? Thanks, Dan 1 5 weeks 5 days ago
by DANIEL GOTTSEGEN
5 weeks 5 days ago
by Nick Welch
Seeking an air-to-water heat pump 34 5 years 7 weeks ago
by Allison Ashcroft
6 weeks 1 day ago
by Ted Herford
Minisplit design/Manual J question 6 7 weeks 3 days ago
by Brian Gray
6 weeks 5 days ago
by Dana Dorsett
Long room minisplit installation location? 4 7 weeks 6 days ago
by Shawn Shumaker
7 weeks 5 days ago
by Keith Gustafson
Ventilation to cool down poorly-insulated house 1 8 weeks 2 days ago
by Kevin Ummel
8 weeks 2 days ago
by Martin Holladay, GBA Advisor
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