Diaphragm Valves


Range of high-quality diaphragm valves in a range of sizes up to 100mm (4”) and beyond, made from a range of materials including PVC-U. Diaphragm valves are suitable for a range of water treatment related applications and are particularly well-suited for shutting off and regulating abrasive or dirty fluids

Popular brands of field-proven diaphragm valves stocked in Australia by Parkway include FIP and Georg Fischer and many more.

Diaphragm Valves
FIP 15 mm (DN15), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 15 mm (DN15), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV020E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$288.82
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FIP 20 mm (DN20), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 20 mm (DN20), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV025E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$321.55
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FIP 25 mm (DN25), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 25 mm (DN25), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV032E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$392.69
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FIP 32 mm (DN32), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 32 mm (DN32), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV040E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$465.25
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FIP 40 mm (DN40), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 40 mm (DN40), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV050E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$637.40
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FIP 50 mm (DN50), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 50 mm (DN50), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-DKDV063E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$818.10
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FIP 15 mm (DN15), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 15 mm (DN15), DIALOCK DKDV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV012E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$257.00
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FIP 20 mm (DN20), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 20 mm (DN20), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV034E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$279.00
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FIP 25 mm (DN25), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 25 mm (DN25), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV100E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$343.00
In Stock
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FIP 32 mm (DN32), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 32 mm (DN32), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV114E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$404.00
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FIP 40 mm (DN40), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 40 mm (DN40), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV112E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$555.00
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FIP 50 mm (DN50), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP 50 mm (DN50), DIALOCK DKULV PVC-U Diaphragm Valve, EPDM, Female Solvent Weld Connections
FIP-DKULV200E
The DK DIALOCK® diaphragm valve is particularly suitable for sh...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$667.00
In Stock
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FIP 80 mm (DN80), VMDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 80 mm (DN80), VMDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-VMDV090E
The VM Series of diaphragm valves is particularly suitable for ...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$1,771.00
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FIP 100 mm (DN100), VMDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP 100 mm (DN100), VMDV PVC-U Diaphragm Valve, EPDM, Male Solvent Weld Connections
FIP-VMDV110E
The VM Series of diaphragm valves is particularly suitable for ...
KEY FEATURES Maximum output fluid flow rate thanks to the optimised design efficiency Internal components in metal, totally isolated from...
$2,232.00
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Georg Fischer 15mm, EPDM, PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 15mm, EPDM, PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-512
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$171.38
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Georg Fischer 15mm, FPM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 15mm, FPM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-562
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$POA
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Georg Fischer 15mm, EPDM/PTFE , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 15mm, EPDM/PTFE , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-532
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$POA
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Georg Fischer 20mm, EPDM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 20mm, EPDM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-513
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$200.87
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Georg Fischer 20mm, FPM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 20mm, FPM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-563
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$301.35
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Georg Fischer 20mm, EPDM/PTFE , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 20mm, EPDM/PTFE , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-533
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$POA
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Georg Fischer 25mm, EPDM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U New
Georg Fischer 25mm, EPDM , PVC-U Diaphragm Valve Type 514 , Sch 80, PVC-U
GEO-161-514-514
Georg Fischer PVC-U Diaphragm Valve Type 514 is easy to install...
KEY FEATURES Handwheel with built-in locking mechanism Double flow rate compared to predecessor VITON and NBR Diaphragms also available One...
$250.12
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