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Roofing
Roofer Red Seal Certification
Single-Ply Membranes
Knowledge Check
Single-Ply Membranes
Knowledge Check
Knowledge Check
1 / 10
At what temperature range does a hot-air welder operate when joining TPO or PVC sheets?
A
100-200 degrees Celsius
B
300-400 degrees Celsius
C
400-600 degrees Celsius
D
200-350 degrees Celsius
Check Answer
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