Diaphragm Valve Backing Flange PTFE

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Useful Information

Our range of Georg Fischer PVC-C fittings are manufactured from Chlorinated Polyvinylchloride and can be used in applications where exceptional chemical resistance is required.

These PVC-C Diaphragm valves offer flow in either direction irrespective of installation position.

They have PTFE seals, a lockable handwheel with a two-colour indicator and offer a high-pressure rating and excellent resistance to corrosion.

They have polypropylene backing flanges for bolted connection to PVC-C pipe systems.

Manufacturer Georg Fischer
Temperature Range 0°C to 80°C
Pressure Rating

10 Bar

Size Range 20 - 63mm



If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.


Grouped product items
Code Product Name List Price You Save You Pay Quantity
399310 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 20mm £677.88 15%
You Pay:  £576.20
399311 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 25mm £713.84 15%
You Pay:  £606.76
399312 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 32mm £842.20 15%
You Pay:  £715.87
399313 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 40mm £1,098.98 15%
You Pay:  £934.13
399314 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 50mm £1,386.55 15%
You Pay:  £1,178.57
399315 GF PVC-C Diaphragm Valve 517 Backing Flange Plain PTFE 63mm £1,699.81 15%
You Pay:  £1,444.84
399316 GF PVC-C Diaphragm Valve 317 Backing Flange Plain PTFE 75mm £2,778.26 15%
You Pay:  £2,361.52
399317 GF PVC-C Diaphragm Valve 317 Backing Flange Plain PTFE 90mm £3,841.29 15%
You Pay:  £3,265.10
399318 GF PVC-C Diaphragm Valve 317 Backing Flange Plain PTFE 110mm £5,073.78 15%
You Pay:  £4,312.71