Rainbow CUSTOM - Silicone Sealant
Get the Perfect Colour Match – Made to Order
Achieve seamless design continuity with Rainbow CUSTOM Silicone Sealant—a premium, neutral cure silicone formulated for precision colour matching across the full RAL spectrum and beyond. Whether you're working on high-end interiors, commercial façades, or bespoke joinery, Rainbow CUSTOM ensures your sealant blends in, not stands out.
Unlimited Colour Possibilities
- Custom-Matched to Your Specification:
- RAL Numbers
- British Standard Colours
- Farrow & Ball
- Dulux
- Little Greene and more
- Sample Matching Available: Send us a physical sample and we’ll create a test tube for your approval before full production
- Minimum Order: Just 12 cartridges
- Lead Time: Approx. 2 weeks from order (longer if matching to a physical sample)
- Free UK Mainland Delivery (small surcharge may apply outside these areas)
Premium Silicone Performance
- Neutral Cure, Low Modulus: Flexible, durable, and non-corrosive
- XS1 Sanitary Grade: Mould-resistant and 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 use
- Excellent Adhesion: Bonds to glass, ceramic, metal, wood, and more
- Easy to Apply & Tool: Smooth finish with minimal effort
- Standard Size: 300ml cartridge
Where to Use
- Decorative and architectural joints
- Sanitary installations (bathrooms, kitchens, showers)
- Glazing and perimeter sealing
- Interior design and colour-sensitive applications
- Commercial and residential projects requiring bespoke finishes
Please note: Colours shown online are for reference only. For accurate matching, we recommend using a physical RAL or paint chart. AB Building Products cannot guarantee screen-to-product colour accuracy.
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