Rainbow CUSTOM Coloured Silicone Sealant

Rainbow CUSTOM – Silicone Sealant

Precision Colour‑Matched Silicone, Made to Order to match ANY Colour !

Achieve flawless visual continuity with Rainbow CUSTOM Silicone Sealant — a premium, neutral‑cure silicone engineered for exact colour matching across the full RAL spectrum and virtually any designer paint range. Perfect for high‑end interiors, architectural detailing, commercial façades and bespoke joinery, this custom‑tinted sealant ensures your finishing lines blend seamlessly into the surrounding materials.

Unlimited Colour Matching to ANY Colour

Matched precisely to your specification, including:

• Ral Classic Colours

• Ral Design Colours

• British Standard Colours (BS Numbers)

• Farrow & Ball paint

• Dulux paint

• Little Greene paint

• And many other designer paint ranges

Physical Sample Matching Available: Send us a sample and we’ll produce a test tube for approval before full production.

Order & Delivery Details

• Minimum Order: 12 cartridges

• Lead Time: 7-10 working days (longer when matching from a physical sample)

• Delivery: Free UK mainland delivery (small surcharge may apply outside these areas)

• Cartridge Size: 300ml

Premium Silicone Performance

• Neutral Cure, Low Modulus: Flexible, durable and non‑corrosive

• XS1 Sanitary Grade: Highly mould‑resistant — ideal for kitchens, bathrooms and wet areas

• UV Stable & Colourfast: Maintains colour integrity even in direct sunlight

• Waterproof & Weather‑Resistant: Suitable for interior and exterior applications

• Excellent Adhesion: Bonds to glass, ceramic, metal, wood, plastics and more

• Smooth Application: Easy to tool for a clean, professional finish

Ideal For

• Decorative and architectural joints

• Colour‑critical interior design projects

• Sanitary installations: bathrooms, kitchens, showers

• Glazing and perimeter sealing

• Commercial and residential projects requiring bespoke finishes

Important Colour Note

Digital colours are for guidance only. For accurate matching, please refer to a physical RAL or paint chart. AB Building Products cannot guarantee screen‑to‑product colour accuracy.