Fitting Onduline Roof Sheets

Covering of roofs can be hazardous.

Fitting onduline roof sheets. Lay sheets in the opposite direction to the prevailing winds. Thanks to their reduced weight 4 kg m and their great mechanical flexibility onduline hr sheets can be installed on an extremely diverse range of lightweight roof structures. Up signs indicate the direction of the ridge to lay the sheets correctly. The first raw of fixings at eave is located at 2 5 cm from the edge of the roof support osb or purlin.

Start laying sheets over the gutter with 6 cm overhang maximum. Minimum recommended roof pitches for onduline roofing sheets are 15. Onduline sheet shall be supported by purlins with maximum width distance of 45 cm. The roofing sheets are composed of a single layer of organic fibres melded with bitumen through an intensive pressure and heat process giving the final product a highly durable finish.

14 screws should be drilled per sheet. 3 screws at first intermediate purlin of the sheet. Insulation can also be easily incorporated too providing ventilation is provided below the onduline sheet design advice should be sought from the manufacturer of the insulation products in this case. A simple and flexible roofing system.

This is particularly importantant on buildings with high humidity levels. A hammer for securing the sheets and a band saw for.