--- product_id: 416023229 title: "W4 Mastic Sealing Strip for Caravans & Motorhomes Grey 32mm – Weatherproof Sealant for Overlap Joints, Awning Rails, Roof-Lights, Window Surrounds & External Trims, Durable & Easy to Apply" brand: "w4" price: "13.38 DT" currency: TND in_stock: false url: https://www.desertcart.tn/products/416023229-w4-mastic-sealing-strip-for-caravans-and-motorhomes-grey-32mm store_origin: TN region: Tunisia --- # 32mm thickness for robust sealing Weatherproof for all-season protection 5m length for extensive coverage W4 Mastic Sealing Strip for Caravans & Motorhomes Grey 32mm – Weatherproof Sealant for Overlap Joints, Awning Rails, Roof-Lights, Window Surrounds & External Trims, Durable & Easy to Apply **Brand:** w4 **Price:** 13.38 DT **Availability:** ❌ Out of Stock ## Summary > πŸ›‘οΈ Seal the deal, protect your adventure! ## Quick Answers - **What is this?** W4 Mastic Sealing Strip for Caravans & Motorhomes Grey 32mm – Weatherproof Sealant for Overlap Joints, Awning Rails, Roof-Lights, Window Surrounds & External Trims, Durable & Easy to Apply by w4 - **How much does it cost?** 13.38 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/416023229-w4-mastic-sealing-strip-for-caravans-and-motorhomes-grey-32mm) ## Best For - w4 enthusiasts ## Why This Product - Trusted w4 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **DIY Friendly:** Easy to applyβ€”no professional help needed to upgrade your motorhome’s protection. - β€’ **Precision Fit:** 32mm thickness ensures a perfect seal on overlap joints and trims. - β€’ **All-Weather Armor:** Durable butyl formula shields your caravan from rain, wind, and sun. - β€’ **Trusted Longevity:** Backed by W4’s 40 years of caravan expertise for reliable, lasting adhesion. - β€’ **Versatile Application:** Seals awning rails, roof-lights, vents, and window surrounds effortlessly. ## Overview The W4 Mastic Sealing Strip is a 5-meter, 32mm thick butyl sealant designed for caravans and motorhomes. It provides a durable, weatherproof barrier for overlap joints, awning rails, roof-lights, vents, and external trims. Easy to apply and trusted by caravan enthusiasts, it ensures long-lasting protection against leaks and outdoor elements. ## Description Planning a caravanning or camping break? You may want a few spares and accessories on hand should any issues arise along the way. This is where W4 step in with their large and diverse range of caravan and camping products for all your needs.This 32mm mastic sealing strip from W4 comes in a 5 metre reel. It has been formulated for the sealing and re-bedding of overlap joints, awning rails, roof lights, vents, window surrounds and most external trims on your caravan or motorhome.W4 Ltd is a specialised supplier of leisure products aimed at the caravan, camping and marine sectors. They have been established for almost 40 years and have become well known for their quality and originality of products. The large and diverse range has enabled them to grow and develop into the company they are today. ## Features - Versatile Sealing Solution: Ideal for sealing and re-bedding a wide range of caravan and motorhome fittings, including overlap joints, awning rails, roof-lights, vents, and window surrounds. - Multi-Surface Compatibility: Perfect for use on aluminium mouldings, exterior lights, grab handles, and most external trims, ensuring a secure and long-lasting seal. - Durable & Weather-Resistant: Formulated to withstand outdoor conditions, this mastic sealing strip provides a reliable, weatherproof seal to protect against leaks and damage. - Easy to Apply: Convenient and simple to use, this sealing strip makes it easy to maintain and upgrade your caravan or motorhome fittings without the need for professional assistance. - High-Quality Performance: Trusted by caravan and motorhome owners, the W4 Mastic Sealing Strip delivers strong adhesion and lasting protection for all your external trims and fittings. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0036KG89I | | ASIN | B0036KG89I | | Brand Name | W4 | | Color | Grey | | Customer Reviews | 4.6 4.6 out of 5 stars (693) | | Customer reviews | 4.6 4.6 out of 5 stars (693) | | Date First Available | 7 August 2012 | | Global Trade Identification Number | 05019328000178 | | Is Discontinued By Manufacturer | No | | Item Thickness | 32 Millimeters | | Item model number | 00017 | | Manufacturer | W4 | | Manufacturer | W4 | | Manufacturer Part Number | 00017 | | Material Type | Butyl | | Model Number | 00017 | | Number of Items | 1 | | Number of Packs | 1 | | Product Dimensions | 2.28 x 5.98 x 6.46 cm; 730 g | | Recommended Uses For Product | Sealing, re-bedding, and waterproofing external components on recreational vehicles and camping equipment | | Unit Count | 5 Meters | ## Product Details - **Brand:** W4 - **Colour:** Grey - **Item thickness:** 32 Millimeters - **Material:** Butyl ## Images ![W4 Mastic Sealing Strip for Caravans & Motorhomes Grey 32mm – Weatherproof Sealant for Overlap Joints, Awning Rails, Roof-Lights, Window Surrounds & External Trims, Durable & Easy to Apply - Image 1](https://m.media-amazon.com/images/I/71JksPgOMFL.jpg) ## Frequently Bought Together - W4 Mastic Sealing Strip for Caravans & Motorhomesmm – Grey 32mm Weatherproof Sealant for Overlap Joints, Awning Rails, Roof-Lights, Window Surrounds & External Trims, Durable & Easy to Apply - Sika Sikaflex-522 Caravan And Motorhome Adhesive Sealant – Weather And Mould Resistant – White – 300ml - Caravan Roof Vent Fan, RV Air Vent Ventilation with Rain Sensor, Automatic Level Permanent Reversible Fan 12V for RV Motorhome (14" Black Translucent- Air Max Ultra Quiet-12 volt Fan) --- ## 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.tn/products/416023229-w4-mastic-sealing-strip-for-caravans-and-motorhomes-grey-32mm](https://www.desertcart.tn/products/416023229-w4-mastic-sealing-strip-for-caravans-and-motorhomes-grey-32mm) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-11-10*