Installation guideline: end laps & fixing
For non asbestos fiber cement corrugated sheet, following guideline are recommended base in JIS standards for profile 130/35:Minimum end lap 150mm
Side lap 170mm (1.5 mountain)
Maximum unsupported overhang 300mm
Minimum roof pitch 8°
*Standard roof pitch 17°
Span Center purling = 1
*Maximum purlin spacing 985 mm
Fixing 4 bolts per sheet
(2 bolts per purlin per sheet)
Laying sequence
For non asbestos fiber cement corrugated sheet, prevailing wind direction to be taken into account and laying sequence are:
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