SC Roofing Practice Questions - South Carolina Roofing Contractor Examination Exam

Field seams in TPO and PVC membranes are typically made by:

Mopping with Type IV asphalt Solvent-welding with EPDM primer only Hot-air welding the thermoplastic sheets so the lap fuses Nailing the lap with roofing nails at 6 inches on center

Correct Answer:

Hot-air welding the thermoplastic sheets so the lap fuses

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