Fixing Corrugated Metal Sheets

Step 1 cut the panels to the desired length.

Fixing corrugated metal sheets.

For example fixing into wood a 65mm tek screw with a baz washer is suggested. For securing corrugated sheeting longer screws are required as you are fixing into the crown of the sheet. Use a piece of similar style corrugated roofing to patch holes. Cladco offer a range of fixings available to fix into most purlin materials.

Corrugated metal profiles for walling applications may be valley fixed providing the sealing element is designed and shaped to ensure a seal against the curved valley profile. Cut the piece large enough to cover the hole and 6 inches of the surrounding roofing each way using sheet metal cutters. Buy plastic metal corrugated sheets at toolstation. Angle grinder 1 x research source the fastest option.

Laying the sheets. Commence fixing sheets at the lower edge of the roof at the opposite end to the prevailing winds. Most panels come up to 32 feet 9 8 m in length. Fixing screws should always be screwed into the higher part of the profile when installing corrugated steel roof sheets to purlins and stitch screws are used to stitch the steel sheet to sheet or to fix to steel flashings.

Paint or prime cut edges to prevent rust. Stagger the sheets using a half sheet to start the second row. If yours do not. It is important that the maximum support centres given for the type of corrugated sheet being used are not exceeded between purlins.

When fixing through the sheet directly into a timber purlin a 65mm timber tek screw is recommended. Corrugated roofing sheets should be installed into the corrugated sheets crown using a 65mm tek screw with baz washer. Allow for a minimum of 18 inches 46 cm if you need to lap to complete the run. Corrugated metal roofing sheets should always be fitted by over lapping by one corrugation and we always advise to start from left to right of a building.

As with all of the fixing screws provided you can use a colour cap to hide the stainless steel head. We stock corrapol stormproof bitumen more. For corrugated sheets the fixings required will depend on the material used in the purlins. Some panels have pre drilled holes.

Wear hearing and eye protection.