SBS Modified Roof Membrane

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Kerry
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SBS Modified Roof Membrane

Post by Kerry »

I'm trying to model SBS Modified Roofing. I cannot find it in the database. Do you have any suggestions?

Thanks,
Kerry
Christian Bludau
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Re: SBS Modified Roof Membrane

Post by Christian Bludau »

Hello Kerry,
for a roofing felt it is usually enough to model the water diffusion resistance. So just use one from the database and change the value according to the producers information. For the calcualtion you also should set the short wave absorption according to the felt surface. The long wave emission is usually about 0.9. Further you can switch off the rain.
Christian
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