[Greenbuilding] thermal bridging?

[Jeannie]

In most applications, a more elegant solution to thermal bridging is to use
solid wall construction (such as aerated concrete blocks).  You eliminate
the framing entirely and the whole wall is insulated.

Jeannie Babb Taylor
www.SafeCrete.com
706-965-4587


-----Original Message-----
From: greenbuilding-bounces at listserv.repp.org
[mailto:greenbuilding-bounces at listserv.repp.org] On Behalf Of Alan Abrams
Sent: Wednesday, July 12, 2006 9:06 AM
To: 'Keith Winston'; 'Greenbuilder list'
Subject: [Greenbuilding] thermal bridging?



> I have built double walls like this: 2x4 framing, filled with  
> insulation, then covered inside with 1/2" foil faced foam, which is
> then strapped with 2x4's flat. All the wiring takes place in this 1.5"  
> space, using 4"x4"x1.5" boxes. Taping the foam joints will make it a  
> vapor barrier. Drywall goes up vertically, good if your ceiling is over  
> 8'. Finished wall is the same thickness as  2x6 construction. For  
> headers, I replaced the foam with 1/2" plywood, glued and nailed to  
> make a hollow (w/insulation)
> box beam. For a really well insulated house, I would frame with 2x6's @  
> 2' oc.