3 screws at first intermediate purlin of the sheet.
Onduline roof sheet fixings.
170mm coverage per sheet.
The first raw of fixings at eave is located at 2 5 cm from the edge of the roof support osb or purlin.
The onduline roof sheet fixings have beeb redesigned with an 18mm head for better aesthetics.
Fixed with an onduline seal smart head with uv stabilization.
Purlins fixed at maximum side lap.
1 corrugation span of 610mm.
Onduline easyline roofing sheets have a 10 year waterproofing guarantee providing they have been installed inline with onduline recommended installation guidelines and the correct onduline accessories ridge verge fixings have been used.
3 screws at second intermediate purlin of the sheet.
Fixing 5 screws at each corrugation at the end overlap or eaves.
Start laying sheets over the gutter with 6 cm overhang maximum.
3 screws at third intermediate purlin of the sheet.
Up signs indicate the direction of the ridge to lay the sheets correctly.
10o to 15o 450mm.
Lay sheets in the opposite direction to the prevailing winds.
The fixings are a polished galvanised steel in 65mm.
Onduline roof support design roof pitch 15o and over 610mm gradient.
1 in 4 or less 2 end lap.
Onduline is a world leader in manufacturing bituminous corrugated roofing materials.
Screws should be drilled at each corrugation at the end start.