mechanical

Air seal at duct soffit

Posted on March 27,2015 by Peterbilt in mechanical

Air seal at duct boot

Posted on March 27,2015 by Peterbilt in Add a floor above

Jump duct at vented attic

Posted on March 27,2015 by Peterbilt in New construction

Above door transfer grilles

Posted on March 27,2015 by Peterbilt in mechanical

High - low transfer grilles

Posted on March 27,2015 by Peterbilt in mechanical

Keeping Ducts Indoors

Posted on March 27,2015 by user-756436 in conditioned space

If you live in New England, you know that furnaces are installed in basements. But any New Englander who moves to Oregon soon learns that furnaces are installed in garages. And anyone who retires to Texas discovers that furnaces are installed in unconditioned attics. Of course, there are many other examples of similar regional differences in construction practices. But this is one regional difference that matters. New Englanders have it right: furnaces and ductwork belong inside a home’s conditioned space, not in the great outdoors.

What Were They Thinking?

Posted on March 27,2015 by CarlSeville in Batts

I’ve been doing HERS ratings and green building certifications for several years now, and I have run across some pretty scary things during inspections that sometimes make me wonder what everyone was thinking. Now, I was a contractor for a long time, and I understand the challenges of getting things done on time, correctly, and within the budget, and by no means am I trying to minimize those challenges. What does amaze me is how little attention some contractors and trade contractors pay to the details as their projects are underway.

An AC Sizing Benchmark for High-Performance Homes

Posted on March 27,2015 by ab3 in air conditioner sizing

One of the most frustrating parts of my job as a Home Energy Rating (HERS) provider is dealing with the size of air conditioners installed in Energy Star homes.

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