Quote:
Originally Posted by scrubjaysnest
Just got off the phone with Thor tech support. They say the TPO manufacture says use only Dicor caulking and for cleaning the TPO roof only a mild dish washing soap like Dawn. Also he said when cleaning use either a soft rag or sponge, no brushes. FWIW I had called about my up coming solar roof install.
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Using a sponge on the roof is going to be very time consuming. I use a medium bristled brush on a pole, helps when scrubbing the tough and dirty spots, never had a problem. The TPO roof is very durable and it would have to be very intentional to do damage. Sure Thor is being conservative.
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