30 Dec '12, 2am

Green Building Q&A: Open Cell roof deck or attic floor

Done my research, open cell foam is my preferred choice. Building a 3,300 sf house in Fort Worth TX. Pitch of roof is steep [email protected] House is single story. Considering the following two foam options, would appreciate feedback. Additional info, going with two a/c units (4 and 2 ton, both units are two stage. Also using erv air exchange to supply fresh air. Option A) Open cell foam 5.5 inches under the roof deck, 3.5 in walls, both hvac blowers are in attic. This will provide the closed envelope conditioned attic model. However because of roof slope, creating more surface area for roof deck foam than normal, translates to more $ for foam. Roof deck will be standard OSB. Option A Benefits: HVAC running in conditioned space. Option B) Open cell foam 5.5 inches on attic floor, and 3.5 in walls. Same scenario with hvac blowers (in attic). Non-conditioned attic here, but on this op...

Full article: http://www.greenbuildingadvisor.com/community/forum/energ...

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Raised-frame floor above slab #green

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I understand the importance of super insulating the underside of a slab with large amounts of XPS foam, especially in my v...

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Anyone for a Little Weekend Floor Plan Porn?

Anyone for a Little Weekend Floor Plan Porn?

realestalker.blogspot.com 29 Dec '12, 6pm

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We had an estimate for spray foam and along with spray foam the company states it would then put 1" rigid foam on the outs...

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edition.cnn.com 31 Dec '12, 5am

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A/C Equipment in the unconditioned Attic. #green

greenbuildingadvisor.com 27 Dec '12, 10pm

I have some issues and a possible solution that I am looking for advice. Live in NJ. A/C system was installed in the attic...

Singapore sprouting green roofs: CNN's Liz Neis...

edition.cnn.com 31 Dec '12, 5pm

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Charge a nickel-cadmium cell reliably and inexpensively - #Electronics #Engineering #Design

Charge a nickel-cadmium cell reliably and inexp...

edn.com 30 Dec '12, 5pm

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Sharks on the Roof via @seashepherd

seashepherd.org 03 Jan '13, 11pm

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