How many screws do I need for an onduline sheet?
Approximately 20 fasteners, nails or screws, must be fixed per sheet depending on the roof pitch. It is important to use Onduline fasteners as they are specifically designed, developed and manufactured to suit the roofing application requirements with ONDULINE sheets.
How much do you overlap on onduline sheets?
For the end overlap, use minimum 20 cm. For the side overlap, use minimum 1 corruga on. 14 screws should be drilled per sheet.
Can you stand on onduline roofing?
Working on roofs can be a hazardous operation. Personnel should walk on roofs only if this is absolutely necessary, and should use planks or ladders laid flat and supported by the roof purlins, in order to carry out maintenance and related work.
How much do you overlap onduline?
For the end overlap, use minimum 20 cm. For the side overlap, use minimum 1 corruga on.
Is onduline roofing any good?
Onduline roofing is a great solution for any DIY project. When implemented correctly, roofing can last over a decade – making it a worthy investment.
What is the overlap on onduline?
What is the best way to install Onduline sheets and tiles?
The safe top washer and cap nail is a popular choice when installing Onduline sheets and tiles. Readily available from your local Wickes, Onduline safe top washer cap with nail is a simple tidy solution for fixing your Onduline bituminous sheets and tiles. The safe top washer can also be used with screws for maximum flexibility.
How much roof support do I need for Onduline sheeting?
Gradient: 1 in 6 to 1 in 11 2 End Lap: 300mm Coverage per sheet: 1.29m (nominal) Support: Purlins overlaid with fully Side Lap: 2 Corrugation supporting roof deck. Fixings: 20 per sheet Fixing Guide To get the best from Onduline sheeting it is essential to fix it in accordance with these fixing instructions.
How do you line a valley board with Onduline?
Simply cut opening in sheet and nail into position. 19. Onduline Valley Lining Units Fix valley boards/trimming purlins and line with either Onduline, metal, or GRP performed liner units. The vertical valley depth should be 7.5cm.
How do you fix a verge on an Onduline roof?
Verge Fixing Fasten timber barge board level with the top of finished Onduline roof. The Onduline verge units are then overlaid and nailed into position. 16. Verge Fixing Alternatively, fix barge board level with the underside of the Onduline corru- gation and overhang corrugation. Fold down and nail in position.