Mechanicals

TopicRepliesCreatedLast replysort icon
ERV or HRV? 3 3 years 21 weeks ago
by james magner
3 years 21 weeks ago
by Martin Holladay, GBA Advisor
Ground-source heat pump — Watts used? 4 3 years 21 weeks ago
by Rick Jenkins
3 years 21 weeks ago
by Martin Holladay, GBA Advisor
Solar thermal system and collector choices 9 3 years 19 weeks ago
by Greg Lindstrom
3 years 19 weeks ago
by Greg Lindstrom
Heat, cool, and ventilate an old house in California? 3 3 years 20 weeks ago
by John Mattson
3 years 19 weeks ago
by Martin Holladay, GBA Advisor
What does the ACCA $1100 yearly fee for ENERGY STAR Version 3 go towards? 2 3 years 19 weeks ago
by Brian Knight
3 years 18 weeks ago
by Wes Davis
Can anyone recommend a manufacturer that makes an in-line duct fan that is bidirectional? 1 3 years 18 weeks ago
by Al Cobb
3 years 18 weeks ago
by Martin Holladay, GBA Advisor
Heat source for radiant slab 9 3 years 17 weeks ago
by Graham Mink
3 years 17 weeks ago
by Kevin Dickson, MSME
Has anyone ever set up a solar thermal system to essentially run backwards for Night Sky Radiation Cooling (NSRC)? 6 3 years 17 weeks ago
by Nathan Kipnis
3 years 17 weeks ago
by Nathan Kipnis
Switching to Steffes ETS unit 6 3 years 15 weeks ago
by Mark Pennell
3 years 15 weeks ago
by Mark Pennell
Looking to convert from oil heating and water heating to a solar PV system 8 3 years 13 weeks ago
by CG Vermonter
3 years 13 weeks ago
by thaddeus cox
Solar thermal with in-floor hydronic 13 3 years 12 weeks ago
by Karl Overn
3 years 12 weeks ago
by Karl Overn
Does a properly installed zoned forced air HVAC system required dampers in both the supplies and the returns? 4 3 years 11 weeks ago
by David Adams
3 years 11 weeks ago
by aj builder, Upstate NY Zone 6a
Very Cold Climate -- ERV 17 3 years 14 weeks ago
by Thomas Dresser
3 years 11 weeks ago
by Thomas Dresser
$90.00 flow hood? 6 3 years 5 weeks ago
by Michael Chandler, GBA Advisor
3 years 5 weeks ago
by Michael Chandler, GBA Advisor
DHW Thermasiphon vs active 3 3 years 4 weeks ago
by Anthony Kramer
3 years 4 weeks ago
by Kevin Dickson, MSME
Which mini-split has the least ugly indoor unit? 14 3 years 4 weeks ago
by David Meiland
3 years 4 weeks ago
by Jesse Lizer
Where can I find a 1 ton 13 SEER or better central HVAC system? 7 3 years 4 weeks ago
by Jim Clay
3 years 4 weeks ago
by James Morgan
Supply placement in highly insulated home with vaulted ceiling 5 3 years 2 weeks ago
by Patricia Shields
3 years 2 weeks ago
by Doug McEvers
How about an electric immersion element as a heat source for in-floor radiant? 4 3 years 2 weeks ago
by Torsten Hansen
3 years 2 weeks ago
by John Klingel
If you're gonna have a fireplace.... 15 3 years 50 weeks ago
by David Meiland
3 years 1 week ago
by reid band
Swapping ECM for PSC fan motor 15 3 years 32 weeks ago
by charles CAMPBELL
3 years 2 days ago
by Damon Lane
Use of bathroom exhaust fan for ventilation in a small building 4 3 years 2 days ago
by Kim Kies
3 years 2 days ago
by Kim Kies
What kind of heat for a tight, high-R, 1,100-sq.-ft. outbuilding? 4 3 years 2 days ago
by Patrick McCombe
3 years 2 days ago
by Keith Gustafson
Cost savings of dedicated ventilation ducting 15 3 years 1 week ago
by Sean Wiens
3 years 1 day ago
by Sean Wiens
Has anyone seen a solar thermal system that includes an insulated cistern for large thermal storage in the winter and then shifted to water use in the summer? 10 5 years 12 weeks ago
by Anonymous
2 years 51 weeks ago
by bryan allemang
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