The first step would be to sand back the exisiting surface to expose the fibreglass and then clean with acetone.
Fibreglass roof valley.
Roof valleys are the channels that run down the joints of the roof.
Fibreglass grp used for valleys and other roofing features stroud fibreglass roofing grp the perfect product for valleys and box gutters grp fibreglass is so strong and durable it is the ideal product to replace lead valleys or box gutters whether on new build or existing buildings.
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Measure the amount of fibreglass mat you will need.
We ve arranged our superb selection into grp valley troughs for tiled roofs and roof valley solutions for slate roofs.
In this instance a fibreglass roof kit may be used to complete the repair.
How to repair a fibreglass roof valley.
Dry fix valley troughs are mortar free providing hidden water gulleys at the roof valleys.
Grp valleys are manufactured from glass reinforced plastic.
Click and collect is available or enjoy free uk delivery on selected orders over pound 150 excl.
Additional eaves closure pieces and counter battens are not required and they create a close cut appearance.
How to repair a fibreglass roof valley.
Grp valley troughs are a robust durable and lightweight alternative to lead and zinc valley.