[RE-wrenches] White Roof Temperature

2022-08-25 Thread Chris Daum via RE-wrenches
You folks might find this of interest. Best, Chris Daum Oasis Montana Inc. ___ List sponsored by Redwood Alliance Pay optional member dues here: http://re-wrenches.org List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address

Re: [RE-wrenches] White Roof Temperature

2022-08-25 Thread Jerry Shafer via RE-wrenches
I did some infrared tests years ago on metal vs comp,vs TPO this along with color, attic temps. As an example regular comp roof (Dark color non reflective) in clear sun, gable end vented rafters and plywood temps were 135 degrees and under the modules a foot away was 85 Degrees, so in short it

Re: [RE-wrenches] White Roof Temperature

2022-08-25 Thread Starlight via RE-wrenches
Perhaps this: https://jacobsschool.ucsd.edu/news/release?id=1094 Larry Crutcher Starlight Solar Power Systems On Aug 25, 2022, at 11:37 AM, Drake Chamberlin via RE-wrenches wrote: Hello Wrenches, A client installed a beautiful white standing seam roof. Suddenly their air conditioning

[RE-wrenches] White Roof Temperature

2022-08-25 Thread Drake Chamberlin via RE-wrenches
Hello Wrenches, A client installed a beautiful white standing seam roof. Suddenly their air conditioning loads dropped way down. We were planning to put an array on the roof, but she is concerned that the roof would become much hotter with dark colored solar modules over it. Is there any