A thermoset single-ply roof membrane is selected for a large low-slope roof. What minimum slope does the IBC list for that roof covering?
Correct Answer
A) 1/4 unit vertical in 12 units horizontal
IBC thermoset single-ply membrane roof provisions use a 1/4:12 minimum slope. Other choices are steeper values associated with other roof-covering types or project preferences.
Why This Is the Correct Answer
IBC thermoset single-ply membrane roof provisions use a 1/4:12 minimum slope. Other choices are steeper values associated with other roof-covering types or project preferences.
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