Fiber cement roofing uses panels made from fiber cement which is where the basic cement formula is reinforced with fiber such as cardboard and similar items these panels can then be turned into either roofing slates or sheets which are shaped to resemble corrugated iron.
How to repair fibre cement corrugated roofing sheets.
Verges can then be created by using a ridge piece or alternatively nailing the final corrugation over a raised barge board.
You can also apply an emergency repair coating to seal the bolt hole.
How to repair fiber cement roofing sheet step 1 clean the roofing.
Where replacing the washer and bolt isn t an option due to difficult access to the roof the flexibility of crack repair tape is ideal.
Look at the broken.
Step 3 add.
The first step in any type of repair on your fiber cement roofing is to clean it thoroughly.
You can repair this by replacing the washer and bolt or using a flexible tape or coating to seal the area.
Before fixing the fibre cement sheets to the building it is important to pre drill the fixing holes in the purlins horizontal bars on the roof to attach the fibre cement sheets to.
Press one patch over the roofing cement.
Let it conform to the contours on the metal panel.
Fibre cement roof sheets also keep buildings more insulated and are quieter with rain than metal roof sheets.
Alternatively use self drilling or self tapping top fix fixings.
Now all of the debris has been removed inspect the roof for damage.
The gutters within them when placed at a slant help excess water to drain off the roof surface.
Install ridges and verges.
Start at the opposite end to the prevailing winds again and allow overlaps of 125mm.
Step 2 inspect the damage.
Contemporary roofing product manufacturers make reinforced fiber cement roofing shingles and other roofing products which look like perform similarly to and need to be installed similarly to the original corrugated asbestos cement sheet roofing but these new products are free of asbestos.
Corrugated roof sheets are a popular choice for a small workplace and come in galvanised metal for example steel and plastic pvc.
Each fibre cement sheet should be fixed twice at each purlin.
Spread some more roofing cement over the roofing mesh then attach the other square patch.