Dowsil 791 Weatherproofing Sealant Brown 310ml

Dowsil 791 Weatherproofing Sealant Brown 310ml is a high-performance, neutral cure silicone sealant designed for excellent weatherproofing in construction and glazing applications. Suitable for both interior and exterior use, this sealant provides durable adhesion to a wide range of building substrates, including glass, aluminium, and uPVC. Its flexibility accommodates movement in expansion joints and façades, ensuring long-lasting protection against water ingress and environmental elements. The brown colour blends seamlessly with many surfaces for a professional finish. Easy to apply with standard caulking guns, Dowsil 791 is ideal for sealing curtain walls, perimeter joints, and cladding systems.

• Neutral cure silicone formula minimises risk of staining substrates
• Excellent adhesion to glass, metal, uPVC and most building materials
• Provides long-lasting weatherproofing for exterior and interior joints
• Accommodates movement in expansion joints without cracking or shrinking
• UV resistant properties ensure maintained performance over time
• Brown colour offers discreet finishing on matching surfaces