+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 been committed to excellence since our formation in 1984; traditional principles of quality service and products coupled with innovative, high performance materials critical to contemporary, demanding and fast-moving manufacturing 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.

With over 35 years of manufacturing, supply and technical experience, J-Flex is a renowned leader in the provision of engineered rubber and synthetic components for the energy and utilities markets. We specialise in innovative products that are designed to:

Seal • Insulate • Protect Repair

J-Flex – where “specials” are standard – and this has been the compelling case throughout our proud history.

Contact us – to discuss your specific needs in detail.


  • Extruded Viton® and PVC Nitrile vapour seal sections
  • Hand fabricated expansion joints contain flue gas emissions
  • Fire resistant / low smoke low toxic silicone 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

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

Need more information?

Explore our Resources, News and About sections – where you’ll find a wealth of information, helpful downloads, white papers, 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.