--- product_id: 181248918 title: "Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use" brand: "soudal" price: "€ 47.25" currency: EUR in_stock: true reviews_count: 7 category: "Soudal" url: https://www.desertcart.hr/products/181248918-soudal-sapphire-blue-silicone-sealant-310ml-ral-5003-waterproof-mould store_origin: HR region: Croatia --- # 100% waterproof & weatherproof seal Precise RAL 5003 Sapphire Blue colour match Flexible & durable for long-term joint movement Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use **Brand:** soudal **Price:** € 47.25 **Availability:** βœ… In Stock ## Summary > πŸ”΅ Seal in style, shield for life β€” the sapphire standard in silicone! ## Quick Answers - **What is this?** Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use by soudal - **How much does it cost?** € 47.25 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/181248918-soudal-sapphire-blue-silicone-sealant-310ml-ral-5003-waterproof-mould) ## Best For - soudal enthusiasts ## Why This Product - Trusted soudal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Flexibility That Lasts:** Stay crack-free and resilientβ€”our sealant flexes with every movement, season after season. - β€’ **Mould-Resistant Hygiene:** Keep kitchens and bathrooms pristine with advanced mould-fighting technology. - β€’ **Seamless Sapphire Blue Finish:** Achieve flawless colour-matched seals that elevate your modern interiors and exteriors. - β€’ **Ultimate Waterproof Protection:** Guard your projects against moisture, rain, and harsh weather with a watertight barrier. - β€’ **Universal Multi-Surface Bonding:** One sealant to rule them allβ€”sticks perfectly to glass, wood, aluminium, PVCu, and more. ## Overview Soudal Sapphire Blue Silicone Sealant (310ml, RAL 5003) is a premium, waterproof, and mould-resistant silicone designed for professional-grade sealing. Its unique sapphire blue hue ensures a perfect colour match for blue frames and panels, while its flexible, weatherproof formula guarantees long-lasting protection on multiple surfaces including glass, wood, and aluminium. Ideal for both interior and exterior use, it delivers durable, hygienic seals that withstand joint movement and environmental stress. ## Description Soudal Sapphire Blue Silicone Sealant 310ml (RAL 5003) is a high-quality, professional-grade sealant designed for flexible, waterproof sealing across a wide range of applications. The Sapphire Blue (RAL 5003) colour provides a bold, colour-matched finish, making it ideal for use with coloured frames, panels, and architectural elements. Suitable for both interior and exterior use, it delivers reliable performance in various environments. This silicone offers excellent resistance to water and weathering, ensuring long-lasting protection against moisture and environmental exposure. It is also mould resistant, making it suitable for use in kitchens, bathrooms, and other humid areas. Once cured, the sealant remains permanently flexible, allowing it to accommodate joint movement without cracking or shrinking. Suitable for use on glass, ceramics, aluminium, wood, PVCu, and other common building materials, it is a dependable choice for both professional tradespeople and DIY users. Review: Good quality product - As described works well Review: Good - 6 months later still in place and looking good no faults with this product ## Features - Contains 2-butanone oxime. May produce an allergic reaction. - Contains sensitizing substances. May produce an allergic reaction. - RAL 5003 SAPPHIRE BLUE COLOUR MATCH – High-quality silicone in Sapphire Blue (RAL 5003) designed to provide a clean, colour-matched finish for modern installations. Ideal for use with blue frames, panels, and decorative features where appearance matters. Helps achieve a professional and consistent look across projects. Suitable for both interior and exterior applications. - WATERPROOF & WEATHER RESISTANT – Forms a durable, watertight seal that protects against moisture, rain, and environmental exposure in demanding conditions. Suitable for use around windows, doors, joints, and external structures. Helps prevent water ingress and long-term damage. Designed for reliable performance in varying weather conditions. - FLEXIBLE & LONG-LASTING PERFORMANCE – Remains permanently elastic after curing, allowing it to accommodate movement in joints without cracking or shrinking. Maintains adhesion and performance over time even with temperature changes. Ideal for expansion joints and areas subject to vibration. Provides long-term reliability. - MOULD RESISTANT FOR HYGIENIC USE – Formulated to resist mould growth in damp and humid environments such as kitchens, bathrooms, and utility areas. Helps maintain a cleaner, longer-lasting seal in high-moisture conditions. Suitable for both domestic and professional applications. Supports hygienic and durable sealing. - STRONG MULTI-SURFACE ADHESION – Bonds effectively to a wide range of materials including glass, ceramics, aluminium, wood, PVCu, and most building substrates. Ensures consistent performance across different applications without the need for multiple sealants. Suitable for general construction, maintenance, and repair work. A versatile solution for many tasks. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01MZIDEQ5 | | Batteries Required? | No | | Batteries included? | No | | Best Sellers Rank | 130,148 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,510 in Sealers | | Colour | Sapphire Blue | | Customer Reviews | 4.6 4.6 out of 5 stars (55) | | Date First Available | 5 Mar. 2017 | | Item Package Quantity | 1 | | Item Weight | 370 g | | Item model number | 5060442887800 | | Manufacturer | Soudal | | Material | Silicone | | Package Dimensions | 23 x 5.9 x 4.8 cm; 370 g | | Part Number | 5060442887800 | | Special Features | Strong,Waterproof | ## Product Details - **Colour:** Blue - **Brand:** Soudal - **Liquid volume:** 310 Millilitres - **Item form:** Powder - **Surface recommendation:** Window, Door, Bathtub, Tiles, Countertop, Channel, Sink, Pipe, Wood ## Images ![Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use - Image 1](https://m.media-amazon.com/images/I/51NxD46fA0S.jpg) ![Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use - Image 2](https://m.media-amazon.com/images/I/51Lj+tM2OhL.jpg) ![Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use - Image 3](https://m.media-amazon.com/images/I/21Z2BqpraLL.jpg) ![Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use - Image 4](https://m.media-amazon.com/images/I/21OUvOUKnxL.jpg) ![Soudal Sapphire Blue Silicone Sealant 310ml RAL 5003 | Waterproof & Mould Resistant | Flexible Sealant for Windows, Doors, Bathrooms & Exterior Use - Image 5](https://m.media-amazon.com/images/I/217lyQvV71L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality product *by M***. on 2 March 2026* As described works well ### ⭐⭐⭐⭐⭐ Good *by R***D on 14 February 2026* 6 months later still in place and looking good no faults with this product ### ⭐⭐⭐⭐⭐ Silicon *by K***T on 21 December 2024* Very pleased ## Frequently Bought Together - Sapphire Blue Silicone Sealant RAL 5003 310ml - CT1 Blue TRIBRID Multi-Purpose Sealant & Adhesive - Bathroom, Shower & Window Sealant - Odourless - Anti Mould Waterproofing Sealant Adhesive - Vibration Resistant & Flexible - 290ml --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/181248918-soudal-sapphire-blue-silicone-sealant-310ml-ral-5003-waterproof-mould](https://www.desertcart.hr/products/181248918-soudal-sapphire-blue-silicone-sealant-310ml-ral-5003-waterproof-mould) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-15*