Premium Multi-Purpose Construction Silicone Sealant - Biokil Crown

Biokil Crown Premium Multi-Purpose Construction Silicone Sealant

High-Performance, Neutral Cure Silicone for Interior & Exterior Sealing Applications

Biokil Crown Premium Multi-Purpose Construction Silicone Sealant is a versatile, high-performance sealant formulated for a wide range of building and construction applications. With its neutral curing system, it is suitable for use on both porous and non-porous surfaces, providing excellent adhesion without primer. This premium-grade silicone remains permanently flexible and is ideal for sealing joints in windows, doors, façades, cladding, and general construction joints.

Key Features & Benefits

• Neutral Cure System: Low-odour and non-corrosive — safe on sensitive substrates like metals and concrete.
• Excellent Adhesion: Bonds to most common building materials including uPVC, wood, glass, stone, brick, and concrete.
• Weather & UV Resistant: Suitable for interior and exterior applications with long-term durability.
• Permanently Flexible: Accommodates movement and maintains a tight, water-resistant seal.
• Easy to Apply: Smooth tooling and fast skin formation ensure a clean, professional finish.

Product Details

• Technology: Neutral cure silicone
• Colour: Available in multiple colours including white, clear, and grey
• Packaging: 310ml cartridge
• Skin Time: Approx. 10–20 minutes
• Cure Rate: ~2–3mm per 24 hours
• Movement Capability: ±25%
• Application: Standard caulking gun

Typical Applications

• Sealing around window and door frames
• Expansion and movement joints
• Weatherproofing façades and cladding
• Interior sealing in kitchens, bathrooms, and utility areas

Limitations

• Not suitable for aquariums or permanent water immersion.
• Do not use on bituminous or natural rubber surfaces.

Health & Safety

Use in well-ventilated areas. Wear suitable PPE including gloves and eye protection during application. Refer to the Safety Data Sheet (SDS) for full guidance.