Fixing Corrugated Metal Roofing Sheets

Fixing and securing sheets.

Fixing corrugated metal roofing sheets.

Under the head is a 19mm stainless steel washer with a bonded neoprene pad that compresses to create a seal with the roof sheet. Corrugated roof sheets. We recommend the use of our self drilling tek screws with 5 16 hexagon heads and 19mm sealing washers for fixing your roof. Corrugated sheet roofing.

All profiles are designed for only one rib to be overlapped to ensure the water tightness. Usually fixed in the 2nd 5th and 8th corrugation on the 8 3 and 2nd 6th and 10th corrugation on the 10 3 to have a symmetrical appearance and a strong holding into the purlins. A corrugated metal roof is quieter than pvc when it rains. Buy plastic metal corrugated sheets at toolstation.

When i built my garden shed in 1987 i used onduline corrugated roofing following the. Multiply the two measurements together to get the total area of the roof. Sheets must be properly affixed according to the type of sheeting you re using. The screws can be fitted through the trough or pan sections of a sheet s profile or if fixing corrugated sheets through the crest of the sheet s profile using a longer screw and a soft baz washer.

Corrugated sheet roofing material is widely available and easy to use. When purchasing the pvc corrugated sheets remember that the sheets need to overhang the verge of the roof by 2 inches. Measure the length and width of the roof by using a tape measure. Fixing screws are highly recommended to screw through the castle of the sheet as shown.

The overlaps ends and sides depends upon the sloop of the roof. Spend over 25 for free delivery or click and collect. Also each sheet overlaps the next as it is laid horizontally and by 2 inches vertically. Crest fixing and side lapping.

To avoid moisture entering laps by water action metal sheets are slightly modified to manage this problem. 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. Corrugated roofing sheets should be installed into the corrugated sheets crown using a 65mm tek screw with baz washer.

The main fixings are used to transfer all the loads acting on the cladding back to the supporting structure and to form a watertight seal. 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. Metal roofing resists rot is not susceptible to insect damage and is non combustible a boon in fire prone areas.