GRP External Fillet Corner (C3) – Pre-Formed External Corner for GRP Roofing Systems
The GRP External Fillet Corner (C3) is a precision-moulded, hot-pressed corner trim designed for external junctions where two GRP fillet trims meet. This pre-formed external corner ensures a clean, watertight connection and speeds up installation, making it ideal for both domestic and commercial GRP roofing projects.
Crafted from durable fibreglass, the C3 External Corner is weather-resistant and impact-resistant, providing long-term performance on any GRP flat roof system.
Key Features:
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✅ Pre-Formed External Corner – For joining two external fillet trims
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✅ Hot-Pressed for Consistency – Ensures accurate shape and a clean fit
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✅ Quick & Easy Installation – Nail in place, seal with PU adhesive, then bandage
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✅ Smooth, Watertight Finish – Use fibreglass tissue to create a seamless look
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✅ Durable Fibreglass – Resistant to moisture, frost, and foot traffic
Trim Fitting Instructions:
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Fix to the deck using nails at both ends and the centre.
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Apply a thin bead of PU adhesive to all joints.
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Smooth adhesive with a moist finger to fully seal.
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Bandage over the joint using tissue for a clean finish.
Product Details:
