Mechanicals

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Using a second water heater as an indirect fired tank? 7 1 day 15 min ago
by Tim C
1 hour 46 min ago
by Tim C
Air exchange / ventilation / dehumidifier options for a sealed, 640 s.f. structure 7 23 hours 55 min ago
by Nathan Hiscock
4 hours 22 min ago
by Martin Holladay, GBA Advisor
Infrared panel heat: any reviews? 5 15 hours 58 min ago
by Edward Mallett
5 hours 13 min ago
by Richard McGrath
Geothermal and SDHV in new ICF home 16 5 days 45 min ago
by Esteban Carlos
20 hours 48 min ago
by John Semmelhack
Proper DHP sizing 0 1 day 1 hour ago
by jonathan nagar
n/a
They didn't completely hook the cold air return on my furnace. Is that OK? What could happen? 3 1 week 1 day ago
by Roger Blankenship II
1 day 22 hours ago
by Martin Holladay, GBA Advisor
Chinese Split Heat Pump Water Heaters 1 5 days 19 hours ago
by Osman Anwer
2 days 2 hours ago
by Martin Holladay, GBA Advisor
Are back flow dampers needed for intake on ERV? 1 3 days 16 hours ago
by Kail Zuschlag
2 days 5 hours ago
by Martin Holladay, GBA Advisor
Minisplit Location Feasibility 1 3 days 1 hour ago
by Mike M
3 days 1 hour ago
by Mike M
Wall assembly 5 1 week 3 days ago
by Charles Cloud
5 days 9 hours ago
by Martin Holladay, GBA Advisor
Water Heater Morass 3 1 week 3 days ago
by Matt Bierlein
1 week 2 days ago
by Matt Bierlein
Passive emergency encapsulated crawl space drain 2 1 week 3 days ago
by Andy Nels
1 week 3 days ago
by Charlie Sullivan
Evaluating HVAC schemes for retrofit? 7 2 weeks 25 min ago
by Edward Odgers
1 week 3 days ago
by Edward Odgers
Duct sizing for Fujitsu 9RLSFCD concealed duct unit 6 1 week 5 days ago
by Alex Frost
1 week 4 days ago
by Martin Holladay, GBA Advisor
Can Panasonic ERVs be on programmable timers? 2 1 week 5 days ago
by Kail Zuschlag
1 week 5 days ago
by Dana Dorsett
Seeking an air-to-water heat pump 42 6 years 28 weeks ago
by Allison Ashcroft
1 week 6 days ago
by Martin Holladay, GBA Advisor
Are ground-source heat pump systems a good choice for beachfront NW Florida new construction? A cost-effective choice? 11 2 weeks 1 day ago
by JIm Sutton
2 weeks 19 hours ago
by JIm Sutton
Vibration and sound dampening for bath fans and spot ERV's 2 2 weeks 2 days ago
by Kail Zuschlag
2 weeks 22 hours ago
by Stuart Friedberg
Mini-split primer - how best to operate 6 2 weeks 4 days ago
by S K
2 weeks 3 days ago
by S K
Gas boiler not staying working 2 2 weeks 4 days ago
by Hal Sartelle
2 weeks 3 days ago
by Keith H
Antifreeze-Why is RV Antifreeze not ok for Hydronic Heating? 2 2 weeks 4 days ago
by Hal Sartelle
2 weeks 4 days ago
by Dana Dorsett
Mitsubishi mini split behaving very differently with external thermostat vs. without 35 1 year 4 weeks ago
by Nick Welch
3 weeks 8 min ago
by Quint David
Can a 4" diameter radon mitigation piping system be exhausted through using 3" pipe? 3 3 weeks 2 days ago
by Greg Funk
3 weeks 1 day ago
by Greg Funk
Duotrol HRV Control Schematic/Details 0 3 weeks 2 days ago
by Andrew Bater
n/a
Control a heat pump with a wall thermostat? 6 12 weeks 6 hours ago
by Philip Gibbs
3 weeks 4 days ago
by alex bubier
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