How To Fix Corrugated Roofing Sheets

Ensure the sheets are positioned square to the line of the eaves and verge first nailing the sheet edges.

How to fix corrugated roofing sheets.

Fitting sheets step 1. Primary fixings should be in profile valleys where possible. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart. Secure adjoining sheets as well.

Fix roofing sheets nail or drill each sheet into the purlins or decking beneath at every point at which the sheet overlaps and at the top and bottom of the slopes. Clear the dirt from the roof with a whisk broom. Reduce the fixing centre to the first purlin up. 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.

For corrugated sheets the fixings required will depend on the material used in the purlins. Cladco offer a range of fixings available to fix into most purlin materials. The bottom end of the sheets you can fix in each trough to help prevent wind uplift of the sheets. Use only specialty nails or screws suited for corrugated roof as they should be more water tight and weather proof.

Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses. Here i show you how easy it is to re roof a shed with onduline roofing. Overhang the sheets at the fascia by 5cm to form a drip edge. To install corrugated roofing start by cutting your panels to length with an angle grinder.

Drive them on the ridge of the corrugated roof instead on the lower curve to make them even more watertight. This helps to eliminate dirt debris and rust. Use a piece of similar style corrugated roofing to patch holes. Corrugated roofing sheets should be installed into the corrugated sheets crown using a 65mm tek screw with baz washer.

When i built my garden shed in 1987 i used onduline corrugated roofing following the. To fix the sheets each tileform sheet has 5 troughs for securing we recommend you fix the sheet into trough 1 3 and 5. Wipe with a clean cloth and rubbing alcohol to remove any remnants of dirt. Cut the piece large enough to cover the hole and 6 inches of the surrounding roofing each way using sheet metal cutters.

For corrugated metal panels scrub the roof with a wire brush.