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Roofing
NRCA ProCertification - EPDM Installer
Safety and Chemical Handling
Knowledge Check
Safety and Chemical Handling
Knowledge Check
Knowledge Check
1 / 53
What is the minimum distance from a seam that a mechanical fastener should be placed in an EPDM system?
A
3 inches
B
12 inches
C
18 inches
D
6 inches
Check Answer
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