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Latest ACEEE report: Halfway There: Energy Efficiency Can Cut Energy Use and Greenhouse Gas Emissions in Half by 2050

Energy efficiency can slash US energy use and greenhouse gas emissions by about 50% by 2050, getting us halfway to our national climate goa…

Started by Diane Chojnowski

0 Sep 19

Does Radiant Barrier Still Work 10 Years Later?

Started by Green Energy of San Antonio

2 Sep 13
Reply by Sean Wiens

Best Exhaust Fans - your opinion?

Hi folks I do some rating for my local Habitat Affiliate and recently have noticed an uncomfortable amount of air coming in from the exha…

Started by Eric Miller

3 Sep 12
Reply by Russell Pope

ERV recommendations

Looking for ERV recommendations for a new two level ICF residence located at 6800 ft elevation with 6001 HDD base 65 and 0 CDD base 50. Rad…

Started by David Wentling

13 Sep 11
Reply by Luke Langhals

Most current can light air sealing best practices?

I haven't had to airseal any can lights in several years. I have a client who has many can lights throughout his house and wants to have th…

Started by Robin Henry

6 Sep 7
Reply by Denise Curtis

Off-Grid Applications?

What off-grid applications do you use around your house to reduce energy consumption or rely less on your local power provider? I've used s…

Started by Kyle Baker

2 Sep 5
Reply by Paul Scheckel

Heat Pump Water Heaters - a potential source of air leakage?

I was doing a depressurization test on a smallish home with a heat pump water heater installed in a closet and ducted to the attic with bo…

Started by Eric Miller

0 Sep 3

high CO2 in a leaky house

Hi, folks! I've been lurking on this forum for some time without a membership because my Efficiency Kansas certification ran out years ago…

Started by Ben Stallings

34 Sep 2
Reply by Ben Stallings

Assessing the true end user price of installing a new boiler?

Hi there, I often get quizzed over the true cost to the user of installing a new boiler.  It seems to me consumers do not understand the co…

Started by Tom Smith

6 Sep 2
Reply by Tyler Warner

Asphalt coated fiberboard sheathing

I'm working on a house built in 1992 in Nebraska (climate zone 5) that has exterior walls with asphalt covered fiber board sheathing. I'd…

Started by David Holtzclaw

2 Sep 2
Reply by Tyler Warner


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"As others have said - replacement windows are helpful for comfort but don't expect them to…"

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