Fitting Corrugated Metal Roofing Sheets

Corrugations should run in a straight line between the highest and lowest points and at a right angle to the purlins the intermediate supports.

Fitting corrugated metal roofing sheets. Multiply the two measurements together to get the total area of the roof. Fixings used to attach roofing sheets to purlins having to be durable and able to withstand considerable wind pressures. 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. Metal roofing resists rot is not susceptible to insect damage and is non combustible a boon in fire prone areas.

When purchasing the pvc corrugated sheets remember that the sheets need to overhang the verge of the roof by 2 inches. Corrugated sheet roofing material is widely available and easy to use. Measure the length and width of the roof by using a tape measure. Corrugated sheet roofing.

One downside is that the metal sheets have a susceptibility to denting both in installation and during hailstorms. The overlaps ends and sides depends upon the sloop of the roof. Make a note of the roof construction. Corrugated roofing sheets should be installed into the corrugated sheets crown using a 65mm tek screw with baz washer.

Also each sheet overlaps the next as it is laid horizontally and by 2 inches vertically. All the while these roofing sheets are easy to fit and lightweight especially when compared to traditional roof tiles. 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. A corrugated metal roof is quieter than pvc when it rains.

As with all of the fixing screws provided you can use a colour cap to hide the stainless steel head. 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. Corrugated sheets can be fixed with hex head screws ensuring fast and simple installation with the recommended side lap one and a half corrugations. Roofing grade osb or plywood supported on a trussed roof structure as detailed below.

Colours our products are available in an attractive range of colours in colorbond factory prepainted steel and in unpainted zincalume aluminium zinc magnesium alloy coated steel. By combining high quality steel and a corrugated form factor our range of metal roofing sheets are a superb solution for virtually any roofing project.