Bostik Sealants

Bostik Sealants – High-Performance Bonding & Sealing for Every Project

Shop the full range of Bostik sealants, trusted worldwide by trade professionals for reliable bonding, long-lasting flexibility, and superior waterproofing performance. With over a century of innovation, Bostik is a global leader in adhesive and sealant technology, delivering professional-grade solutions for construction, roofing, bathrooms, and general building work.

Whether you're sealing joints, fixing materials, or protecting surfaces from moisture, Bostik products are engineered to deliver strong, durable results in even the most demanding conditions.

Designed for Trade & DIY – Versatile Applications

Bostik sealants are formulated to perform across a wide range of applications, including:

• Bathroom & sanitary sealing – mould-resistant silicones for long-lasting hygiene
• Window & door installation – weatherproof sealing for energy efficiency
• Roofing & exterior work – UV-resistant, waterproof protection against the elements
• General construction & repairs – flexible sealants and hybrid adhesives for multi-surface bonding

From glazing and sanitary joints to expansion joints and structural sealing, Bostik products are designed to maintain flexibility and prevent cracking over time.

Why Choose Bostik Sealants?

• Professional-grade performance – trusted by builders, installers & contractors
• Flexible & durable – accommodates movement without cracking or shrinking
• Strong multi-surface adhesion – bonds to wood, metal, glass, plastics & more
• Weatherproof & waterproof – built for tough UK conditions
• Advanced formulations – including silicone, hybrid polymer & polyurethane technologies

Products like multi-purpose silicones offer UV resistance, mould protection, and up to 20% movement capability, ensuring long-term reliability indoors and out.

A Complete Range for Every Job

The Bostik sealants range includes:

• Multi-purpose silicones – ideal for glazing, frames & general sealing
• Sanitary sealants – anti-mould protection for bathrooms & kitchens
• Hybrid adhesive sealants – combine bonding strength with sealing flexibility
• Specialist sealants – for high-performance, marine, or structural applications

From quick fixes to large-scale construction projects, Bostik delivers consistent, high-quality results you can rely on.

Shop Bostik Sealants with Confidence

At Silicone Direct, we stock a wide range of Bostik sealants at competitive prices, with fast UK delivery to keep your projects moving.

👉 Browse the full collection today and get trade-quality sealing solutions that won’t let you down.