Delivering Fluid Sealing Solutions Since 1972

Butterfly Valve Seals

Hygienic & Operatively Secure Butterfly Valve Seals

The Flange Seal, The Pipe Seal, and The Operating Shaft Seal

M Barnwell Services supply Butterfly Valve Seals in a selection of materials, sizes and custom-designed components.

Butterfly Valve Seals are hygienic and operatively secure, guaranteeing a solid and durable sealing service in disk or butterfly valves. They are compliant with FDA, EC1935/2004 EU Reg & 3-A 18-03 Sanitary Standards.

Butterfly Valve Seals

Butterfly Valve Seals are mostly used in the following industries:

They must be formed/designed precisely for the particular installation. A Butterfly Valve Seal is a fundamental element for preventing 3 potential leakage routes: sealing of flanges, pipes and operating shafts in flap valves, shut-off valves, and disk valves.

If you require additional information about our range and/or services, download our catalogue or contact a member of the team.

E & OE.


- Adaptation of the predominant pipe measurements according to DIN and ISO
- As standard DN15 – DN250 Metrical
- As standard 1” – 6” Imperial
- Custom sizes available on request


Food & Beverage, Brewing & Bottling, Dairy, Chemical Processing, Pharmaceutical


Ethylene Propylene (EPDM), Hydrogenated Nitrile (HNBR), Silicone (VMQ), Viton® (FKM), Polytetrafluoroethylene (PTFE)


FDA, 3-A 18-03 Sanitary Standards & EC1935/2004 European Regulations


Flanges, Pipes, Operating Shafts, Flap Valves, Shut-off Valves, Disk Valves