+44 (0)1777 712 400

J-Flex – your complete source for high performance mouldings, gaskets, sheet rubber, extrusions, fabrications, sealants and adhesives.

J-Flex has always been committed to excellence – traditional principles of quality service and products coupled with innovative, high performance materials, critical to the demanding and fast-moving manufacturing and engineering industries.

Our range of high performance materials and products ensures optimum performance for traditional and state of the art manufacturing equipment and technology, helping you to drive efficiencies and guarantee maximum uptime.

J-Flex has a vast level of experience of many engineering applications involving custom products such as:

  • Diaphragms more
  • Manufactured Rubber Componentsmore
  • Rubber Mouldingsmore
  • Rubber Extrusions more
  • Fabricated Rubber Componentsmore
  • Custom Cut Gasketsmore
  • Fabricated Rubber Sleeves more
  • Inflatable Rubber Seals – more
  • Rubber Bellows & Expansion Jointsmore
  • O Rings (Vulcanised Joined Rings) – more
  • Viton™ Caulk Sealant & Adhesive – more

With manufacturing, supply and technical experience gained since 1984, J-Flex is a renowned leader in the provision of engineered natural rubber and synthetic components.

We specialise in innovative products that are designed to:

Seal  Insulate  Protect  Repair

Some examples being…


  • Extruded Viton™ and PVC Nitrile vapour seal sections
  • Hand fabricated expansion joints to contain flue gas emissions
  • Fire resistant / low smoke low toxicity extruded door and hatchway seals


  • Stitched rubberised fabric compensators to silence pipework systems
  • Sponge tubings
  • Strips, joints and gaskets for insulating pipes
  • HVAC expansion joints
  • Insulation jackets – sewn fabric/sponge composites


  • Anti-fouling markers and protection materials
  • Fully bonded rubber/metal track pads on pipe laying equipment
  • Pipe systems piggy-back mouldings


  • Viton™ sealant and adhesive – see here

Viton™ is a Registered Trade Mark of The Chemours Company.

Specialist, high quality maintenance products

At J-Flex, we know that even superb, high quality components suffer from wear and tear as part of high-impact production or manufacturing cycles.

All the more reason therefore to be prepared for those occasions and to keep the maintenance store well stocked with essential spares to avoid lengthy downtime.

With this in mind it’s critical to have an impressive, reputable supplier who can offer immediate ex-stock or specialist items on demand.

J-Flex supplies globally to small businesses and multi-national companies across a broad spectrum of industries.

Our maintenance products include:

  • Viton™ Sealant & Adhesive – more
  • Convoluted Bellows & Expansion Jointsmore
  • Custom Components (Mouldings, Extrusions and Fabrications)more

Need more information?

Explore our Resources, News and About sections - where you’ll find a wealth of information, helpful downloads, guides, and much more.

Why buy from J-Flex?

If you are looking for a friendly and helpful industrial rubber products supplier, with great product knowledge and excellent customer service, then you’re in the right place. We supply a vast range of quality items including rubber sheet and an array of fabrications made from premium grade elastomers including silicone and Viton™ - many of which are available for next day delivery. With over 35 years operating experience, J‑Flex is the preferred supplier of industrial rubber products - providing engineered rubber components and specialist rubber sheetings you can trust. Whether you are looking for silicone sheets, rubber mouldings, gaskets, sleeves, extrusions, bellows, fabrications, rubber sealants or adhesives -including Viton™ sheets and sealants, J‑Flex can help. You'll find our Accreditations, Approvals, Certifications and Compliance​ information here.