Fixing Corrugated Metal Sheets

Most panels come up to 32 feet 9 8 m in length.

Fixing corrugated metal sheets.

As with all of the fixing screws provided you can use a colour cap to hide the stainless steel head. When fixing through the sheet directly into a timber purlin a 65mm timber tek screw is recommended. Buy plastic metal corrugated sheets at toolstation. Commence fixing sheets at the lower edge of the roof at the opposite end to the prevailing winds.

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. For securing corrugated sheeting longer screws are required as you are fixing into the crown of the sheet. The general advice for fixing is 4 5 screws across the sheets purlin we advise using 1 screw on the overlap of the next sheet. Circular saw 2 x research source slower than angle grinder but follow same step 2 pre drill holes on the ridges.

Laying the sheets. 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. Allow for a minimum of 18 inches 46 cm if you need to lap to complete the run. 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.

Stagger the sheets using a half sheet to start the second row. For example fixing into wood a 65mm tek screw with a baz washer is suggested. Cladco offer a range of fixings available to fix into most purlin materials. Spend over 25 for free delivery or click and collect.

Step 1 cut the panels to the desired length. Angle grinder 1 x research source the fastest option. We stock corrapol stormproof bitumen more. Wear hearing and eye protection.

Some panels have pre drilled holes. Paint or prime cut edges to prevent rust. If yours do not. Corrugated roofing sheets should be installed into the corrugated sheets crown using a 65mm tek screw with baz washer.

Use a piece of similar style corrugated roofing to patch holes.