The Seal Extrusion Company Online

Vehicle Restoration

Restore your vehicles window, boot and door seals with our products, designed specifically with your vehicle in mind.

Watertight seals built to last

Keeping you on the move

Caravan & Motorhome Replacement Trims

DOWNLOAD OUR EDGE TRIM + EXTRUSION BROCHURE

DOWNLOAD BROCHURE HERE

Dedicated to keeping you watertight & protected.

The Seal Extrusion Company is a British-run business with over 35 years of industry experience. We are a leading manufacturer and supplier of trims, seals, rubber sections, and specialist rubber products.

Our mission is simple: to keep your vehicles watertight, protected, and built to last.

Our dedicated team is committed to delivering the highest level of service, ensuring your requirements are met with quality, reliability, and expertise you can trust.

Motorhome & Caravans

Replacement Trims

We stock a wide range of products for caravans and motorhomes, including replacement door seals, window seals, pop-top roof seals, and more — helping you keep your vehicle secure, weatherproof, and road-ready.

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Marine Products

Watertight Seals built to last.

We stock a wide range of marine products, including Double D fenders, engine mounts, and edge trims — designed to keep your vessel protected, secure, and watertight for years to come.

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Automotive

Car Restoration

With over 100 products ready to ship — from sliding window edge trims to boot seals — we offer a comprehensive range to help you restore, protect, and maintain your car or van.

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Custom Rubber Extrusions vs Standard Profiles: ...

Not every sealing challenge can be solved with an off-the-shelf profile. Understanding when to choose standard or custom rubber extrusions can save time, cost, and performance issues. Standard Rubber Extrusions...

Custom Rubber Extrusions vs Standard Profiles: ...

Not every sealing challenge can be solved with an off-the-shelf profile. Understanding when to choose standard or custom rubber extrusions can save time, cost, and performance issues. Standard Rubber Extrusions...
How to Choose the Right Rubber Material for You...

Choosing the correct rubber material is one of the most important decisions in any extrusion project. The wrong material can lead to premature failure, excessive maintenance, or costly redesigns. Key...

How to Choose the Right Rubber Material for You...

Choosing the correct rubber material is one of the most important decisions in any extrusion project. The wrong material can lead to premature failure, excessive maintenance, or costly redesigns. Key...
Why Prototyping and Sampling Are Essential for ...

Prototyping reduces risk and improves final performance. Benefits of Prototyping Confirms fit and function Identifies installation issues early Reduces costly redesigns Sampling ensures confidence before full production begins. Seal Extrusions...

Why Prototyping and Sampling Are Essential for ...

Prototyping reduces risk and improves final performance. Benefits of Prototyping Confirms fit and function Identifies installation issues early Reduces costly redesigns Sampling ensures confidence before full production begins. Seal Extrusions...

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Motohome & Caravans

Our range includes high-quality windscreen mouldings and rubbers, clips, adhesives and tapes, professional fitting tools, universal as well as cutting wire blades, and essential fitting accessories — everything you need for motorhome renovations.