H.B Fuller 620 is a neutral cure silicone designed for roofing and glazing applications where durable, weatherproof sealing is essential. It provides excellent adhesion to glass, aluminium, Colorbond, and masonry, remaining permanently flexible to accommodate joint movement. The non-corrosive, low-odour formula offers superior UV and weather resistance for long-term exterior performance. Easy to gun and tool, it achieves clean, professional joints on skylights, windows, flashings, and cladding interfaces. Supplied here in Black to match common roofing and facade finishes.

$10.85

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