Mechanicals

TopicRepliesCreatedLast replysort icon
ERV or Central fan integrated ventilation best for hot humid climate? 14 18 weeks 5 days ago
by rob clark
18 weeks 2 days ago
by Martin Holladay, GBA Advisor
Why must HVAC decisions be so complex? (Or... Is geothermal worth it?) 51 24 weeks 12 hours ago
by Kent Jeffery
19 weeks 23 hours ago
by aj builder, Upstate NY Zone 6a
Mini split for multiple rooms with small loads 1 21 weeks 23 hours ago
by Keith H
21 weeks 8 hours ago
by Dana Dorsett
Heating/Cooling Loads - Oversized and not correct? 8 22 weeks 12 hours ago
by Matt Anderson
21 weeks 6 days ago
by Dana Dorsett
Manual J questions 4 22 weeks 1 day ago
by Keith H
22 weeks 11 hours ago
by Jesse Smith
Badly executed heat, what to do now? (To mini or not to mini) 5 22 weeks 1 day ago
by Keith H
22 weeks 1 day ago
by Keith H
Crawl space fans 2 23 weeks 2 days ago
by Jill Neubauer Architects
22 weeks 2 days ago
by Jack Frederick
Ductless minisplit for a storefront? 4 22 weeks 5 days ago
by Jonathan Dalton
22 weeks 4 days ago
by Jonathan Dalton
What is the R-Value of water? 7 22 weeks 6 days ago
by Kevin Wyckoff
22 weeks 5 days ago
by Dana Dorsett
HRV ducting and condensate drain 2 22 weeks 6 days ago
by cory b
22 weeks 5 days ago
by Martin Holladay, GBA Advisor
Ductless Mini Splits & Cassette Units 1 23 weeks 4 days ago
by Peter L
23 weeks 3 days ago
by Kenny Owens
Is a fully dedicated duct system for HRV truly the best option? 11 24 weeks 1 day ago
by Kent Jeffery
23 weeks 6 days ago
by flitch plate
ERV or HRV with these humidity numbers? Also best HRV brand? 10 24 weeks 3 days ago
by cory b
24 weeks 1 day ago
by Dana Dorsett
Lunos eGo Now Available 1 24 weeks 5 days ago
by Kevin Dickson, MSME
24 weeks 5 days ago
by Martin Holladay, GBA Advisor
Is 170 watts normal for compressor heat? 4 25 weeks 1 day ago
by Paul Lennon
25 weeks 11 hours ago
by Aaron Birkland
Lineset losses? 1 26 weeks 12 hours ago
by Hobbit _
26 weeks 2 hours ago
by Nick Welch
Need impartial help sizing and choosing a brand of minisplit-ductless A/C 1 26 weeks 2 days ago
by jon keller
26 weeks 2 days ago
by Martin Holladay, GBA Advisor
Can someone tell me a few minisplit models that work exceptionally well in the colder climates? 4 27 weeks 5 hours ago
by Rick Van Handel
26 weeks 6 days ago
by Dana Dorsett
How much electricity do residential oil/propane heating systems draw? 9 27 weeks 12 hours ago
by Jonathan Teller-Elsberg
26 weeks 6 days ago
by Dana Dorsett
How do I find an independent energy rater that is familiar with up-to-date heating & cooling systems for a PGH? 2 27 weeks 12 hours ago
by russell berenson
27 weeks 5 hours ago
by John Semmelhack
Radiant heat improvement? 4 27 weeks 2 days ago
by Robert van Wert
27 weeks 1 day ago
by Robert van Wert
Is it reasonable to use 3/8" PEX supply lines to all fixtures? 9 29 weeks 1 day ago
by Gerald Blycker
27 weeks 5 days ago
by aj builder, Upstate NY Zone 6a
Possible to properly size HVAC system in phases? 2 27 weeks 5 days ago
by Dan Geist
27 weeks 5 days ago
by Martin Holladay, GBA Advisor
Without natural gas, is there a better option than electric baseboard heat? 9 29 weeks 5 days ago
by Curt Lyons
28 weeks 1 day ago
by Dana Dorsett
HVAC for a single level "Pretty Good House" 11 31 weeks 5 days ago
by Matt Mesa
29 weeks 2 days ago
by stephen sheehy
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