Place the first screw about 7 inches from the bottom and each subsequent screw about 18 to 24 inches apart along the vertical run.
Installing bitumen corrugated roofing.
If you ve got a pergola attached to your house then you might want to give yourself some extra shelter and protection from the weather simply by installing.
Its quick easy and you can do it.
Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.
Btm corrubit installation video.
The washer under the screw head should seal to the surface of the panel without bulging or shifting.
The sheets work well roof angles that range from 7 to 85 degrees making them a versatile roofing material.
Reduce the fixing centre to the first purlin up.
Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.
Position and fix the verge barge board.
Ensure the sheets are positioned square to the line of the eaves and verge first nailing the sheet edges.
How to install corrugated bitumen sheets bitumen sheets are akin to fiberboard in that they are made from fibres of cardboard sandwiched together.
Secure the screws but do not overtighten.
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.
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Corrugated roofing is a great way to top a garden shed shop or patio.
Fitting sheets step 1.
Installation of corrugated roof sheeting these notes are intended to cover the use and installation of corrugated roof sheets such as pvc other plastics and bitumen fibre sheets.