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Wilkins Double Check Valve 350DA Series 65-250mm

350DA

Designed for installation on potable water connections in fire sprinkler systems to protect against both backsiphonage and backpressure of polluted water into the potable water supply.

350DAE - Standard valve complete with 2 x Table E flanged NRS Gate Valves.
350DAD - As above but with Table D flanges.
350DALE - Same as 350DAE but less Gate Valves.
350DALD - Same as 350DAD but less gates.
350ADAL - Roll groove body less gates.
 

Wilkins Double Check Valve 450 Series 65-250mm

450

Designed for installation on potable water lines to protect against both back-siphonage and back-pressure of polluted water into the potable water supply.  The Model 450 shall provide protection where a potential health hazard does not exist.

450 - Standard valve complete with NRS (Non-Rising Stem) Gate Valves.
450G - Same as 450 but with groover x groove end connections.
450FG - Same as 450 but with flanged inlet and grooved outlet connections.

Hose Tap Vacuum Breaker

BFP-8

The Model BFP-8 is designed for installation on potable water lines such as service sinks, laundry tubs and hose bibb taps to protect against back-sipohonage of polluted water into the potable water supply.  A break-away set screw is included to p

WBFP8 - Standard model as shown
WBFP8-CH - Same as standard model but in chrome plated finish
WBFP20 - Same as standard model but for 20mm hose tap

Wilkins Freeze Prevention Valve

W14-ZWFR

The Wilkins model W14-ZWFR freeze prevention valve is ideal for regions where occasional / unexpected freezes occur, yet winterisation (blow-out) is not common.

W14-ZWFR - Standard model as shown.

Backflow Prevention Assembly Test Kit

WBF-TG3

The Model BF-TG3 backflow prevention assembly test kit is designed for testing all brands of pressure type vacuum breakers, double check valve, and reduced pressure principle backflow prevention assemblies.  The BF-TG3 is capable of performing all

BF-TG3 - Standard model as shown.

Wilkins Pilot Operated Pressure Reducing Valve

ZW209FP

The Wilkins Model ZW209 pilot operated pressure reducing valve is designed for many applications where the reduction of high inlet pressures to safe and stable outlet pressure is required.

ZW209FP - Standard model as shown.

Wilkins Pressure Reducing Valve

ZW209

The Wilkins Model ZW209 pressure reducing valve automatically reduces a higher inlet pressure to a steady lower downstream pressure regardless of changing flow rate and/or varying inlet pressure.

ZW209 - Standard model as shown.
ZW209BP - Same as ZW209 but with low flow bypass.

Wilkins Pressure Reducing Valve

NR3

The Wilkins Model NR3 is designed for installation on potable water lines to reduce high inlet pressure to a lower outlet pressure. The integral strainer makes this device most suitable for residential and commercial water systems that require fre

NR3 - Standard valve as shown.

Wilkins Pressure Reducing Valve With Integral Bypass Check Valve And Strainer

600HLR

The Wilkins Model 600HLR is designed for installation on potable water lines to reduce high inlet pressure to a lower outlet pressure. The integral strainer makes this device most suitable for residential and commercial water systems requiring fre

600HLR - Standard model as shown.

Zurn Wilkins 1/2" P1500 Calibrated Pressure Relief Valve

P1500

The Zurn Wilkins model P1500 Calibrated Pressure Relief Valve is designed for installation on cold water service lines as a means of protection against excessive pressure buildup. These devices are for pressure only and should be used in conjuncti

W12-P1500 - 1/2" model with adjustable spring range of 175-1225kpa.
W19-P1500 - 3/4" model with adjustable spring range of 175-1225kpa.

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  • Toilet Flushing
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  • Sluice Sink Flush Valves
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water control

  • Backflow Preventers
    • High Hazard Devices
    • Medium Hazard Devices
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    • Backflow Accessories
  • Automatic Control Valves
  • Water Tempering
    • Circulation Loop Valves
    • Zoning Mixing Valves
    • Point Of Discharge Valves
  • Pressure Control Valves
    • Pressure Reducing Valves
    • Pressure Relief Valves
  • Trap Primers
  • Water Hammer Arresters
  • Limescale Preventers
  • Miscellaneous Valves

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  • Access Hatches
    • Ceiling and Wall Hatches
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Contact Us

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Auckland, New Zealand
PO Box 27-555, Mt Roskill
Auckland 1440
Ph: +64 9 624 1115
sales@macdonaldindustries.co.nz

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Christchurch 8042
Ph: +64 3 348 2356
christchurch@macdonaldindustries.co.nz

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Ph: +64 4 569 8033

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