Hayward NVA Series Plastic Needle Valves

  • Accurate flow control lets you adjust flow down to drops per minute
  • Seals are heavy-duty FPM O-ring
  • Natural PVDF valves are the ideal option for high-purity, high-temperature applications
Precision needle valves are available in four materials: PVC, CPVC, PP and PVDF. All feature an integrated stem with PTFE seat; fine pitch stem threads ensure precise adjustment. Valve body also includes flanges for panel mounting. Connections are standard pipe thread.
£74.55 - £127.05GBP / Each
£89.46 - £152.46GBP (incl VAT)

12 variations of this product are available.

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12 PRODUCT OPTIONS
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Connection Type Cv Housing Material
Availability Pricing
Hayward 155.522.554 PVC Needle Valve, 1/4" NPT(F), with PTFE and Viton WZ-03245-60 Mfr # NVA1025T
COMPARE
1/4" NPT(F) 0.64 PVC
£74.55GBP / Each
£89.46GBP (incl VAT)
Hayward 155.522.554 PVC Needle Valve, 3/8" NPT(F), with PTFE and Viton WZ-03245-62 Mfr # NVA1037T
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3/8" NPT(F) 0.72 PVC
£86.10GBP / Each
£103.32GBP (incl VAT)
Hayward 155.522.554 PVC Needle Valve, 1/2" NPT(F), with PTFE and Viton WZ-03245-64 Mfr # NVA1050T
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1/2" NPT(F) 0.79 PVC
£86.10GBP / Each
£103.32GBP (incl VAT)
Hayward NV40025T PP Needle Valve, 1/4" NPT(F), with PTFE and Viton WZ-03245-66 Mfr # NVA4025T
COMPARE
1/4" NPT(F) 0.64 PP
£91.35GBP / Each
£109.62GBP (incl VAT)
Hayward NV40025T PP Needle Valve, 3/8" NPT(F), with PTFE and Viton WZ-03245-68 Mfr # NVA4037T
COMPARE
3/8" NPT(F) 0.72 PP
£107.10GBP / Each
£128.52GBP (incl VAT)
Hayward NV40025T PP Needle Valve, 1/2" NPT(F), with PTFE and Viton WZ-03245-70 Mfr # NVA4050T
COMPARE
1/2" NPT(F) 0.79 PP
£107.10GBP / Each
£128.52GBP (incl VAT)
Hayward CPVC Needle Valve, 1/4" NPT(F), with PTFE Seat and FPM Seals WZ-03245-72 Mfr # NVA2025T
COMPARE
1/4" NPT(F) 0.64 CPVC
£81.90GBP / Each
£98.28GBP (incl VAT)
Hayward CPVC Needle Valve, 3/8" NPT(F), with PTFE Seat and FPM Seals WZ-03245-74 Mfr # NVA2037T
COMPARE
3/8" NPT(F) 0.72 CPVC
£92.40GBP / Each
£110.88GBP (incl VAT)
Hayward CPVC Needle Valve, 1/2" NPT(F), with PTFE Seat and FPM Seals WZ-03245-76 Mfr # NVA2050T
COMPARE
1/2" NPT(F) 0.79 CPVC
£92.40GBP / Each
£110.88GBP (incl VAT)
Hayward PVDF Needle Valve, 1/4" NPT(F), with PTFE Seat and FPM Seals WZ-03245-86 Mfr # NVA5025T
COMPARE
1/4" NPT(F) 0.64 PVDF
£127.05GBP / Each
£152.46GBP (incl VAT)
Hayward PVDF Needle Valve, 3/8" NPT(F), with PTFE Seat and FPM Seals WZ-03245-88 Mfr # NVA5037T
COMPARE
3/8" NPT(F) 0.72 PVDF
£127.05GBP / Each
£152.46GBP (incl VAT)
Hayward PVDF Needle Valve, 1/2" NPT(F), with PTFE Seat and FPM Seals WZ-03245-90 Mfr # NVA5050T
COMPARE
1/2" NPT(F) 0.79 PVDF
£127.05GBP / Each
£152.46GBP (incl VAT)
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