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Best practice recommendations for this vaulted ceiling?

Hello energy pros, Some relatives of mine recently purchased this 1917 house in Northern California and, as the family member who does "th…

Started by Griffin Hagle in Best PracticesLatest Reply

High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?

Just had a convo with a cold climate builder who said he has had concerns about the viability of the continuity of the air/vapour barrier c…

Started by Shawna Henderson in General ForumLatest Reply

AI Res. Green and Energy Efficient Addendum

The Appraisal Institute made the AI Residential Green and Energy Efficient Addendum fillable.  Check out the new version that makes it easy…

Started by Sandra K. Adomatis, SRA in General ForumLatest Reply

Discussions Replies Latest Activity

Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

We have a small 1940s single level house (1005sqf) in Berkeley, California that is in need of a deep energy upgrade. Our plans include maki…

Started by Kaushal Bharath Raju in General Forum

4 8 hours ago
Reply by David Eakin

Air Source Heat pump or mini-split efficiency

Greetings everyone!     I have a technical questions I hope I could get some feedback! I understood that air source heat pumps are very ef…

Started by Luis Hernandez in General Forum

0 yesterday

Air sealing wood-burning fireplace from the crawlspace below

Hi, I'm looking for some advice on air sealing the around the mantle of a fireplace in the crawlspace. Should I just apply spray foam as ne…

Started by Blake Shurtz in General Forum

1 yesterday
Reply by David Baerg

Best practice recommendations for this vaulted ceiling?

Hello energy pros, Some relatives of mine recently purchased this 1917 house in Northern California and, as the family member who does "th…

Started by Griffin Hagle in Best Practices

12 on Monday
Reply by Griffin Hagle

Heat loss from ducts

Hey there Home Energy Pros, How do you calculate whole home heat loss from the ducts?  To put this in context, I know how to calculate heat…

Started by George Kopf in RESNET Modeling & Rating

11 on Monday
Reply by John Proctor

CAZ Depressurization: NOT a Big Deal?

http://greendreamgroup.libsyn.com/this-house-sucks-but-not-very-hard-brett-singer-scientist-shows-us-where-depressurization-testing-has-led

Started by Corbett Lunsford in General Forum

18 on Monday
Reply by tedkidd

Residential Green Valuation Tools

Residential Green Valuation Tools Appraisal Institute just announced its latest new book on valuing residential high performance properties…

Started by Sandra K. Adomatis, SRA in General Forum

0 on Sunday

Tankless Water Heaters... has their time finally come?

For decades tankless water heaters haven't been worth the effort to install due to our artificially low cost of natural gas in the USA and…

Started by Bob Blanchette in General Forum

0 on Sunday

High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?

Just had a convo with a cold climate builder who said he has had concerns about the viability of the continuity of the air/vapour barrier c…

Started by Shawna Henderson in General Forum

2 Apr 11
Reply by Sean Lintow Sr

Insulation Blower Recommendations?

Does anyone have any recommendations for a residential insulation blower?  We currently use an InsulMaxx 5000, and we've been pretty happy,…

Started by Jim Conlon in General Forum

0 Apr 10

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Home Energy Pros

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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…"
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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
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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
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Super Attic - Attic Insulation System

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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...
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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
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