Mechanicals

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Ducted HRV, Lunos e2 or Extraction only 9 16 weeks 3 days ago
by Enga Lokey
15 weeks 6 days ago
by Nick T - 6A (MN)
Air filter MERV "sweet spot"? 1 16 weeks 9 hours ago
by Roy Goodwin
15 weeks 6 days ago
by Nick T - 6A (MN)
What is the efficiency of gas powered infrared radiant heat? 13 26 weeks 2 days ago
by Rick Van Handel
16 weeks 10 hours ago
by Brian Strong
Minisplit setup for New Jersey, 750 sq. ft. house over crawl. Bouncing my HVAC contractor's plan off you guys. 19 18 weeks 5 days ago
by Lance C
16 weeks 15 hours ago
by Dana Dorsett
NEW mini-split from Mitsubishi...is it here? 2 16 weeks 2 days ago
by tim brown
16 weeks 2 days ago
by D Dorsett
Adding A/C to 1918 built home 3 16 weeks 4 days ago
by Brian Forney
16 weeks 3 days ago
by stephen sheehy
Freeze risk for a heat pump water heater in an unconditioned garage 7 16 weeks 4 days ago
by Nate G
16 weeks 3 days ago
by Martin Holladay, GBA Advisor
Code Required - Electric Resistance Heater 7 16 weeks 5 days ago
by Peter L
16 weeks 4 days ago
by Peter L
HRV removing too much humidity? 3 16 weeks 4 days ago
by Derek J
16 weeks 4 days ago
by David Meiland
Combining electric cove heaters with PV 4 16 weeks 6 days ago
by Derek Roff
16 weeks 6 days ago
by aj builder, Upstate NY Zone 6a
I need to replace my gas furnace 2 17 weeks 2 days ago
by David McCoy
17 weeks 2 days ago
by Dana Dorsett
Wall vent vs. roof vent 8 17 weeks 4 days ago
by Matt Cibula
17 weeks 3 days ago
by David Meiland
What's the best way to integrate rain water to a condo system? 2 17 weeks 4 days ago
by Osman Naskali
17 weeks 3 days ago
by Nate G
Best HVAC for a 1,100 sq. ft. passive solar house at 46 N latitude? 22 21 weeks 5 days ago
by Randy Bunney
18 weeks 11 hours ago
by Eric Habegger
What is the calculation method to determine the actual BTUH output of a hydronic radiant floor? 3 18 weeks 5 days ago
by GBA Team
18 weeks 4 days ago
by Richard McGrath
How to optimize HVAC ducting 1 19 weeks 13 hours ago
by Dick Lowman
18 weeks 6 days ago
by Dana Dorsett
Can I make mini splits more efficient at extreme temperatures? 12 19 weeks 23 hours ago
by Phillip Roshak
18 weeks 6 days ago
by Dana Dorsett
Boiler water temp not matching aquastat setting 11 19 weeks 2 days ago
by Ric Pasqua
19 weeks 1 day ago
by Richard McGrath
Closing vents in unused rooms 6 20 weeks 2 days ago
by Stephen Martinson
19 weeks 1 day ago
by James Morgan
Two layers of R4.2 on attic ductwork 1 19 weeks 2 days ago
by Ross Neag
19 weeks 2 days ago
by Dana Dorsett
Heat pump COP vs. capacity 3 19 weeks 6 days ago
by Hobbit _
19 weeks 3 days ago
by Hobbit _
Placement of two minisplits 12 20 weeks 1 day ago
by Jeff Carroll
19 weeks 4 days ago
by Jeff Carroll
Better hot water source? 5 20 weeks 21 hours ago
by Bob Earnest
20 weeks 19 hours ago
by Joshua van Tol
Better option than a heat-pump water heater for a boiler? 11 21 weeks 19 hours ago
by Jane Whitmire
20 weeks 3 days ago
by Jane Whitmire
Asking for advice from off-gridders about the recent blog "Solar thermal is really really dead". 3 20 weeks 5 days ago
by Geoff Frood
20 weeks 4 days ago
by Richard McGrath
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