Minimum pitch required.
Fitting onduline roof.
Minimum recommended roof pitches for onduline roofing sheets are 15.
Let s learn how to make the perfect roof using our onduline roofing sheets.
Onduline sheet shall be supported by purlins with maximum width distance of 45 cm.
15 start laying sheets over the gutter with 6 cm overhang maximum.
14 screws should be drilled per sheet.
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5 screws at each corrugation at the end overlap or eaves.
The first raw of fixings at eave is located at 2 5 cm.