[Greenbuilding] [BULK] Re: Air Conditioning for Phoenix

[Clarke Olsen]

    You can put steel panel roofing on purlins alone - without any roof 
deck!
    Trusses can be spaced further, and at non 8' modules. What could be
    greener then not nailing down a few thousand sqft of plywood?
    Clarke Olsen
    Spencertown, NY

On Jan 30, 2007, at 9:43 PM, Keith Winston wrote:
>>
> What about: put your metal roof on purlins (not all mftrs allow it, but
> some do) to create an air channel underneath, vented top and bottom
> (hopefully it's a simple roof -- include insect barriers in the vents).
> Use a radiant barrier under it, pointing up.