HVAC (31)

Discussions Replies Latest Activity

Geothermal real-world performance

I've heard that measured performance of actual, installed geoexchange systems can be much lower than advertized COP numbers. Is anyone awar…

Started by Doug Horgan

32 Apr 18, 2013
Reply by Terry D. Davenport

New furnace causing interference with AM radio?

I just wrapped up a quality assurance site inspection where I heard something unusual. The homeowner had a new furnace & central air co…

Started by Nick Helmholdt

9 Mar 25, 2013
Reply by Nick Helmholdt

Where to install the vapor barrier for a finished basement?

I have an audit customer that is in the process of finishing his basement. The basement foundation walls are poured concrete. He has instal…

Started by Jim Klebes

7 Jan 25, 2013
Reply by Ken Watts

Dirty Sock Syndrome in high efficiency HVAC units

I was recently told my new HE HVAC unit has the dreaded dirty sock syndrome.  Never had this problem with the old unit.  My research shows…

Started by Ti Mougne

10 Oct 11, 2012
Reply by Doug Hefernan

Trends in space conditioning systems in high performance homes, looking for your insight

Can anyone comment on the common types of heating and cooling systems installed in their region in high performance homes?  More and more,…

Started by Brennan Less

4 Jul 1, 2012
Reply by William H Nickerson

Gas Furnace in an Attic: To Replace or Not

I have a client with an open combustion gas furnace in their attic. They recently had the attic spray foamed at the roof and end walls (enc…

Started by Patrick Michaelyan

12 May 10, 2012
Reply by Bruce Navin

Section 403.2.2 of the 2009 IECC

We've received a lot of calls of (panicked) HVAC contractors on this new code requiring duct leakage testing. Can anyone shed some light on…

Started by Tracy & Matt

11 Mar 22, 2012
Reply by Bob Blanchette

Adding return air from a heated basement in a high radon area

When building my house in CT, return air ducts are not put into basements because of radon, at least along the coast where radon levels are…

Started by Gary Baggett

3 Feb 29, 2012
Reply by Gary Baggett

Hang-ups to utilizing Manual J,D & S

I'm looking for some insight into why HVAC contractors don't use the ACCA process for sizing and selecting HVAC and Distribution systems. I…

Started by Adam Flowers

42 Feb 26, 2012
Reply by tedkidd

What is the best propane direct vent wall furnace available?

We are getting ready to do a major overhaul to about half of our house.  We currently heat with an old wood furnace tied to an oil furnace…

Started by Al Maloney

5 Feb 23, 2012
Reply by Paul Lasicki

RSS

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.

Latest Activity

Curt Kinder commented on Christopher Morin's blog post 5 Things New Energy Efficiency HVAC Contractors Need to Know
"You left out air distribution...Without at least a passing glance at how much air moves through the…"
2 hours ago
David Eakin replied to Kaushal Bharath Raju's discussion Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.
"I mis-spoke - I was referring to the Midori House in Santa Cruz. Have an in-depth discussion with…"
7 hours ago
Profile IconScot Davidson, j jarvella and Michael joined Home Energy Pros
14 hours ago
Kaushal Bharath Raju replied to Kaushal Bharath Raju's discussion Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.
"Hi David & Bud, $400/sqf > $300 sqf. The latter is the minimum cost of new construction in…"
15 hours ago
David Eakin replied to Kaushal Bharath Raju's discussion Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.
"Kaushal, There was a deep energy retrofit upgrade project (to Passive House standards) in San Jose…"
17 hours ago
Kim Tanner updated an event

Beyond Residential Testing at The Energy Conservatory

May 14, 2014 to May 16, 2014
The Energy Conservatory (TEC) is hosting a Beyond Residential Testing event. In addition we are…See More
19 hours ago
Casey Gesell posted a video

Super Attic - Attic Insulation System

http://www.drenergysaver.com | 1-888-225-6260 The new Super Attic: Advanced Conversion System -- converts your attic from a vented attic into an unvented at...
20 hours ago

Casey Gesell just added their location.
(via Member Map)

21 hours ago
H.O. Electric posted a video

H.O. Services, Generator, Electrical, Plumbing, Heating, Cooling, Belmont, Lexington, Arlington, MA

H.O. Services is your residential Electric-Plumbing-Heating-Cooling Specialist. We are an electrical contracting company providing homeowners the best Electr...
22 hours ago
Jim Gunshinan's blog post was featured
22 hours ago
Luis Hernandez posted a discussion

Air Source Heat pump or mini-split efficiency

Greetings everyone!    I have a technical questions I hope I could get some feedback! I understood…See More
23 hours ago
Jim Gunshinan posted blog posts
yesterday

© 2014   Created by Lawrence Berkeley National Laboratory.

Badges  |  Report an Issue  |  Terms of Service