29 Dec '12, 2pm

Wall Assembly-Very Cold Climate Zone 7 #green

I live in northern Maine and will be building a passive solar home. I want to achieve r-50+. Here's a rundown on my proposed wall assembly with three thoughts in mind; 1. high thermal resistance, air tightness, economical as possible. Any ideas/suggestions would be appreciated. Pine board cladding Drainage plane WRB housewrap (ie. Tyvek) 3/4" fiberboard 2x4 outer stud wall (3.5" Roxul insulation) 5.5" (or 7.25"?) cavity (Roxul insulation)-chase for electrical Primary air barrier attached to inner wall (taped OSB treated with liquid vapor barrier) 2x4 inner stud wall (3.5" Roxul insulation)-load bearing wall 5/8" sheetrock

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

Tweets

These CP3's cold

23isback.com 05 Jan '13, 8pm

Requesting comments on a retrofit double-wall d...

greenbuildingadvisor.com 29 Dec '12, 10pm

I'm in the design stage of a whole-house remodel of a 1964 ranch in Evergreen, Colorado (high and dry, Zone 5B, but right ...

Wine impacted by climate change

Wine impacted by climate change

mnn.com 26 Dec '12, 3pm

Terroir is everything when it comes to a wine's identity. It's why Champagne can only come from Champagne. Why Port can on...

Capturing Climate Change Digitally

Capturing Climate Change Digitally

green.blogs.nytimes.com 27 Dec '12, 3pm

Phenological Eyes Network By snapping digital images every 30 minutes during daylight hours in the Alice Holt Forest in Br...

Debunking 7 Common Myths About #Autism

Debunking 7 Common Myths About #Autism

care2.com 30 Dec '12, 4pm

Autism spectrum disorders are surrounded by a haze of misconceptions, many of which are harmful for autistic children and ...

Can the good work of Kansas City's Green Impact Zone be sustained?

Can the good work of Kansas City's Green Impact...

switchboard.nrdc.org 27 Dec '12, 1pm

Three years ago, Kansas City’s metropolitan planning organization, the Mid America Regional Council, designated a disinves...

good

good

grist.org 28 Dec '12, 4pm

Shutterstock Blackout of lower Manhattan after Sandy. A year ago, as the curtain was closing on 2011, New York City Mayor ...

Reebok Twilight Zone Pump “University Of Georgia Bulldogs” #Reebok

Reebok Twilight Zone Pump “University Of Georgi...

kicksonfire.com 28 Dec '12, 11pm

The Dominique Wilkins Pack extends its growth with the Reebok Twilight Zone Pump “University Of Georgia Bulldogs”. After s...