--- product_id: 2155752 title: "4 9/16 Up To 40\" Door Window Pan Flashing" brand: "jamsill" price: "Β£47.74" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/2155752-4-9-16-up-to-40-door-window-pan-flashing store_origin: GB region: United Kingdom --- # easy, fast PVC cement bonding 100% waterproof ABS plastic telescoping adjustable fit up to 40" 4 9/16 Up To 40" Door Window Pan Flashing **Brand:** jamsill **Price:** Β£47.74 **Availability:** βœ… In Stock ## Summary > πŸ’§ Seal your space, save your place β€” the pro’s choice for lasting waterproofing! ## Quick Answers - **What is this?** 4 9/16 Up To 40" Door Window Pan Flashing by jamsill - **How much does it cost?** Β£47.74 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/2155752-4-9-16-up-to-40-door-window-pan-flashing) ## Best For - jamsill enthusiasts ## Why This Product - Trusted jamsill brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Custom Fit Flexibility:** Telescoping design adapts on-site to any rough opening up to 40" wide. - β€’ **Trusted Industry Leader:** Over 2 million units sold since 1983, made proudly in the USA. - β€’ **Energy & Home Protection:** Prevents costly water intrusion and enhances energy efficiency effortlessly. - β€’ **Ultimate Moisture Defense:** Patented ABS plastic resists corrosion and water damage for decades. - β€’ **Quick & User-Friendly Install:** Simple assembly with included instructions and fast-setting PVC cement. ## Overview Jamsill Guard 4 9/16" Up To 40" Door Window Pan Flashing is a patented, high-impact ABS plastic sill pan designed to prevent water damage around doors and windows. Its telescoping, adjustable design fits rough openings up to 40 inches, ensuring a custom, watertight seal. Easy to install with PVC cement, it offers durable, corrosion-resistant protection trusted by professionals since 1983, with over 2 million units sold and proudly made in the USA. ## Description Jamsill Guard is an adjustable sill pan flashing designed to prevent water damage from window and door leaks. Made from quality, high impact ABS plastics, Jamsill Guard will not deteriorate or corrode over time. Jamsill Guard's simple design is inexpensive, easy to install, and more "user friendly" than comparable products on the market. Our multi-piece telescoping design allows on-site adjustablility to fit all rough openings and features sloped weep areas to help evacuate moisture to the exterior of the structure. Jamsill Guard is bonded together in the field using PVC cement, creating a one-piece sill pan flashing beneath your door or window. Since 1983 Jamsill Inc. has provided the construction industry with the pantened Jamsill Guard sill pan flashing we are proud to say 100% of our products are made right here in the USA. With over 2 million sill pans sold, Jamsill Guard is the industry leader for sill pan flashing. Select the depth of your frame ( 4 9/16 " or 6 9/16") and the size of the pan needed. Sizes are up to 40", up to 78", and up to 110". Install is simple and easy. Instructions included. ## Features - Best Waterproofing For Door and Window Sills - Easy Installation ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00BTJ675S | | Best Sellers Rank | #335,318 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #12,267 in Building Materials | | Brand Name | jamsill | | Color | White | | Customer Reviews | 4.6 4.6 out of 5 stars (194) | | Item Weight | 1 Pounds | | Manufacturer | JAMSILL GUARD | | Manufacturer Part Number | CECOMINOD061393 | | Material Type | ABS Plastic | | Maximum Gap Fill | 40 Inches | | Model Number | CECOMINOD061393 | | Number of Pieces | 1 | | UPC | 645128005010 | ## Product Details - **Brand:** jamsill - **Color:** White - **Material:** ABS Plastic - **Maximum Gap Fill:** 40 Inches - **Number of Pieces:** 1 ## Images ![4 9/16 Up To 40" Door Window Pan Flashing - Image 1](https://m.media-amazon.com/images/I/8125XvjLV6L.jpg) ![4 9/16 Up To 40" Door Window Pan Flashing - Image 2](https://m.media-amazon.com/images/I/41myPfBhppL.jpg) ![4 9/16 Up To 40" Door Window Pan Flashing - Image 3](https://m.media-amazon.com/images/I/41S8VnfT0+L.jpg) ![4 9/16 Up To 40" Door Window Pan Flashing - Image 4](https://m.media-amazon.com/images/I/41jMLmzg7WL.jpg) ![4 9/16 Up To 40" Door Window Pan Flashing - Image 5](https://m.media-amazon.com/images/I/31l-PiwtPzL.jpg) --- ## 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.co.uk/products/2155752-4-9-16-up-to-40-door-window-pan-flashing](https://www.desertcart.co.uk/products/2155752-4-9-16-up-to-40-door-window-pan-flashing) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-30*