1.5" RUBBER WASHER SCREW
POLY SHEET
PLASTIC CORRUGATED CLOSURE
2 X 2 PURLIN
STEP 12: POLY SHEET
12.1 - INSTALL POLY SHEET WITH RUBBER WASHER SCREWS (4) PER 2 X 2 PURLIN AND 8" APART STARTING AT END
OF 2 X 2 PURLIN (16 RUBBER WASHER SCREWS PER SHEET)
SIDE OF SHEET WITH FACTORY LABEL SHOULD FACE UP
TO ENSURE UV INHIBITOR IS FACING UP.
FIRST SHEET SHOULD HAND OVER END OF PLASTIC CLOSURE STRIP. EACH ADDITIONAL SHEET WILL OVERLAP
ONE RIDGE OF THE PREVIOUS SHEET.
NOTE:
DO NOT STAND ON TOP OF STRUCTURE TO SECURE SHEETS.
SCREW ON TOP OF RIDGE, EVERY OTHER RIDGE. DO NOT OVERTIGHTEN SCREWS. RUBBER WASHER SHOULD
NOT DEFORM.
CORRECT
INCORRECT
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