Water Pressure Reducing Valves

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Water pressure reducing valves are devices used in plumbing systems to control and reduce the pressure of water flowing through pipes. They are installed where the incoming water pressure...Read more

WATTS -

LF25AUB-Z3 Series Water Pressure Reducing Valves

StyleModelBody MaterialHeightMax. PressureDisc MaterialInlet TypeOutlet TypePressure Setting RangeAdjustable Reduced Pressure RangePrice (inc. VAT)
ALF25AUB-DU-HP-Z3(W/PRESS) 3/4---------
RFQ
B1/2 LF 25 AUB Z3-7"300 psi-----£502.87
CLF25AUB-HP-Z3 1-8"300 psi-----£525.35
B2 LF 25AUBZ3-11 1/4"300 psi-----£2,174.38
BLF 25AUB-Z3 1-9"300 psi-----£512.26
D3/4 LF25AUB-GG-Z3-9.437"300 psi-----£370.23
E1/2 LF25AUB-GG-Z3-9.437"300 psi-----£337.63
F1 LF25AUB-GG-Z3-10.437"300 psi-----£429.03
B11/2 LF 25AUBZ3-9 1/2"300 psi-----£1,362.33
B3/4 LF 25 AUB-Z3-8"300 psi-----£443.58
B11/4 LF 25AUBZ3-9 1/2"300 psi-----£1,073.61
GLF25AUB-DU-G-Z3 1/2---------
RFQ
GLF25AUB-DU-G-HP-Z3 1---------
RFQ
GLF25AUB-DU-CEF 3/4---------
RFQ
ALF25AUB-DU-HP-Z3 3/4---------
RFQ
H2 LF25AUB-GG-Z3-13.688"300 psi-----£1,166.88
C3/4 LF25AUB-HP-Z3-7"300 psi-----£517.38
GLF25AUB-DU-CEF 1/2---------
RFQ
ILF25AUB-S-DU-G-HP-Z3 3/4Brass-20.7 BarReinforced EPDMUnion SolderUnion Solder3.4 Bar-£621.91
JLF25AUB-G-HP-Z3 3/4Brass-20.7 BarReinforced EPDMUnion JointFemale Threaded3.4 Bar-£541.09
KLF25AUB-LP-Z9 3/4Brass-20.7 BarReinforced EPDM----£592.76
LLF25AUB-DU-Z3 3/4Brass-20.7 BarReinforced EPDMFemale ThreadedUnion Joint3.4 Bar-£457.37
MLF25AUB-G-HP-Z3 1Cast Copper Silicon Alloy-300 psiEPDMUnion JointFemale Threaded3.4 Bar75 psi to 125 psi£694.50
MLF25AUB-G-Z3 1 1/2Cast Copper Silicon Alloy-300 psiEPDMUnion JointFemale Threaded3.4 Bar25 psi to 75 psi£1,456.27
NLF25AUB-GG-LP-Z3 1 1/2Cast Copper Silicon Alloy-300 psiEPDMUnion JointFemale Threaded3.4 Bar10 psi to 35 psi£1,486.98
BELL & GOSSETT -

Reducing Valves

StyleModelHeightPipe SizeConnection TypeMax. PressureMax. Temp.Adjustable Pressure RangePreset Pressure SettingsTypePrice (inc. VAT)
AFB-384.812"1/2"NPT125 psi225°F10 psi to 25 psi12 psiStandard£162.89
BB7-124.938"3/4"NPT125 psi225°F10 psi to 25 psi12 psiStandard£167.94
WATTS -

LFU5B-Z3 Series Water Pressure Reducing Valves

StyleModelBody MaterialDisc MaterialInlet TypeOutlet TypeValve DesignMax. PressureAdjustable Pressure RangePressure Setting RangePrice (inc. VAT)
ALFU5B-G-Z3 1 1/2---------
RFQ
ALFU5B-G-Z3 2---------
RFQ
ALFU5B-G-Z3 3/4---------
RFQ
ALFU5B-GG-Z3 1 1/2---------
RFQ
ALF5M3-Z6 1---------
RFQ
ALFU5B-G-Z3 1/2---------
RFQ
ALF5BM3-Z6 3/4---------
RFQ
ALF5M3-HP-Z6 1---------
RFQ
ALFU5B-GG-LP Z3 1/2---------
RFQ
ALFU5B-GG-Z3 1 1/4---------
RFQ
BLF5BM3-HP-Z6 3/4BrassReinforced EPDMFemale ThreadedMale ThreadedStandard20.7 Bar25 psi to 75 psi3.4 Bar£814.92
RFQ
CLF5M3-Z6 3/4BronzeBuna NMale ThreadedFemale ThreadedStandard20.7 Bar25 psi to 75 psi3.4 Bar£363.85
RFQ
WATTS -

RK-LFN250 Series Water Pressure Reducing Valve Repair Kit

StyleModelMPNPrice (inc. VAT)
ALFRK N250 1/2LFRK N250 1/2£121.20
RFQ
BLFRK N250 3/4LFRK N250 3/4£126.13
RFQ
BELL & GOSSETT -

Combination Valves, Lead Free

StyleModelHeightAdjustable Pressure RangePreset Pressure SettingsConnection TypeMax. PressurePipe SizeMax. Temp.TypePrice (inc. VAT)
A85 3/8"30 psi30 psiNPT125 psi1/2"225°FStandard£224.41
BF-36"10 psi to 25 psi12 psiNPT125 psi1/2"225°FStandard£297.88
StyleModelMPNPrice (inc. VAT)
AFR-FDWSSFMES02-D4FR-FDWSSFMES02-D4£1,263.24
RFQ
AFR-FFWSCFZZS02-D4FR-FFWSCFZZS02-D4£1,413.67
RFQ
AFR-FGWSCFBZS01-D3FR-FGWSCFBZS01-D3£1,787.41
RFQ
AFR-FGWSCFGES02-D5FR-FGWSCFGES02-D5£2,217.22
RFQ
AFR-FGWSCFZZS02-D1FR-FGWSCFZZS02-D1£1,762.19
RFQ
AFR-GCCSWGGGS14-E4FR-GCCSWGGGS14-E4£4,525.75
RFQ
AFR-GCWSCGGES02-D6FR-GCWSCGGES02-D6£3,696.29
RFQ
AFR-GDWESGGES03-E3FR-GDWESGGES03-E3£4,298.95
RFQ
AFR-GECSSGGGS14-E2FR-GECSSGGGS14-E2£5,085.86
RFQ
AFR-GEWECGBGS11-E1FR-GEWECGBGS11-E1£4,525.06
RFQ
AFR-GEWECGGGS02-E5FR-GEWECGGGS02-E5£4,473.67
RFQ
AFR-GEWSSGGGS13-E4FR-GEWSSGGGS13-E4£4,214.86
RFQ
AFR-GHWSCFGES04-D5FR-GHWSCFGES04-D5£5,725.70
RFQ
AFR-GHWSCGBES01-D5FR-GHWSCGBES01-D5£6,273.23
RFQ
AFR-GHWSSGGES02-D7FR-GHWSSGGES02-D7£6,338.64
RFQ
AFR-ZCCSSZZZS14-E4FR-ZCCSSZZZS14-E4£1,657.41
RFQ
AFR-ZCWSCZMES02-D5FR-ZCWSCZMES02-D5£1,598.67
RFQ
AFR-ZCWSCZMES02-D6FR-ZCWSCZMES02-D6£1,610.82
RFQ
AFR-ZCWSSZGES03-D4FR-ZCWSSZGES03-D4£1,666.88
RFQ
AFR-ZCWSSZMES03-D6FR-ZCWSSZMES03-D6£1,647.26
RFQ
AFR-ZDWSCZZZS05-D5FR-ZDWSCZZZS05-D5£1,733.22
RFQ
AFR-ZDWSSZGES03-D1FR-ZDWSSZGES03-D1£1,971.48
RFQ
AFR-ZECSCZGGS14-E5FR-ZECSCZGGS14-E5£2,972.98
RFQ
AFR-ZECSSZZGS14-E1FR-ZECSSZZGS14-E1£2,642.10
RFQ
AFR-ZEWSSZZGS12-E3FR-ZEWSSZZGS12-E3£2,435.85
RFQ
StyleModelMPNPrice (inc. VAT)
AFRM2ACGSGWGH03-E4FRM2ACGSGWGH03-E4£1,764.05
RFQ
AFRM2ACZSZSGH13-E5FRM2ACZSZSGH13-E5£638.85
RFQ
AFRM2BWZEZCVH32-E3FRM2BWZEZCVH32-E3£381.22
RFQ
AFRM2CCZSZXZHXX-EXFRM2CCZSZXZHXX-EX£602.97
RFQ
AFRM2CWGSGSGH13-E5FRM2CWGSGSGH13-E5£1,081.98
RFQ
AFRM2CWZRZSGH13-E3FRM2CWZRZSGH13-E3£545.66
RFQ
AFRM2CWZSZSZH23-E5FRM2CWZSZSZH23-E5£1,316.50
RFQ
WATTS -

RK-N45B Series Water Pressure Reducing Valve Kit

StyleModelMPNPrice (inc. VAT)
ARK N45B-EZ-N55BRK N45B-EZ-N55B£104.08
RFQ
BRK N45B-EZ-N55BM1RK N45B-EZ-N55BM1£45.21
RFQ
StyleModelMPNPrice (inc. VAT)
AFR1FEWESFVGS01-D1FR1FEWESFVGS01-D1£956.78
RFQ
AFR1FEWESFVGS01-E1FR1FEWESFVGS01-E1£956.78
RFQ
AFR1FEWSSFMES03-D4FR1FEWSSFMES03-D4£1,337.06
RFQ
AFR1FEWSSFVES01-D4FR1FEWSSFVES01-D4£1,077.31
RFQ
AFR1FEWSSFVZS01-D2FR1FEWSSFVZS01-D2£966.12
RFQ
AFR1FGWESFBES01-D5FR1FGWESFBES01-D5£1,594.00
RFQ
AFR1FGWSSFVZS01-D2FR1FGWSSFVZS01-D2£1,578.12
RFQ
AFR1FHWSSFVES01-D4FR1FHWSSFVES01-D4£2,049.03
RFQ
ZURN -

500XL Water Pressure Reducing Valves

StyleModelMPNPrice (inc. VAT)
A1-500XLHLR1-500XLHLR£503.83
B1-500XLHR1-500XLHR£490.15
C3-500XLHLR3-500XLHLR£4,238.73
D3-500XLHR3-500XLHR£4,121.25
E112-500XLHLR112-500XLHLR£1,603.63
F212-500XLHR212-500XLHR£3,213.35
ZURN -

500XLFC Water Pressure Reducing Valves

StyleModelMPNPrice (inc. VAT)
A3-500XLFC3-500XLFC£3,674.55
B3-500XLFCHR3-500XLFCHR£7,366.24
WATTS -

152SS Series Steam Pressure Reducing Valves

StyleModelMax. Operating Temp.Adjustable Pressure RangeTypeAdjustable Reduced Pressure RangeBody MaterialValve DesignInlet TypeOutlet TypePrice (inc. VAT)
A152SST-100-50---------
RFQ
A152SS-3-15 1---------
RFQ
B152SST-10-50 3/4204°C10 psi to 50 psiKit-Stainless SteelStandardFemale ThreadedFemale Threaded£15,949.78
RFQ
B152SST-30-140 3/4204°C30 psi to 140 psiKit-Stainless SteelStandardFemale ThreadedFemale Threaded£15,949.78
RFQ
B152SS-30-140 3/4216°C30 psi to 140 psiKit-Stainless SteelStandardFemale ThreadedFemale Threaded£14,498.26
RFQ
B152SS-3-15 3/4216°C3 psi to 15 psiKit-Stainless SteelStandardFemale ThreadedFemale Threaded£14,498.26
RFQ
B152SS-10-50 3/4216°C10 psi to 50 psiKit-Stainless SteelStandardFemale ThreadedFemale Threaded£14,498.26
RFQ
C152SST-30-140 1400°F30 psi to 140 psiStandard30 psi to 140 psiStainless SteelStandardFemale ThreadedFemale Threaded£16,708.66
RFQ
C152SST-10-50 1400°F10 psi to 50 psiStandard10 psi to 50 psiStainless SteelStandardFemale ThreadedFemale Threaded£17,876.36
RFQ
C152SST-3-15 1/2400°F3 psi to 15 psiStandard3 psi to 15 psiStainless SteelStandardFemale ThreadedFemale Threaded£14,430.55
RFQ
C152SST-30-140 1/2400°F30 psi to 140 psiStandard30 psi to 140 psiStainless SteelStandardFemale ThreadedFemale Threaded£14,430.55
RFQ
C152SST-3-15 1400°F3 psi to 15 psiStandard3 psi to 15 psiStainless SteelStandardFemale ThreadedFemale Threaded£17,876.36
RFQ
C152SS-3-15 1/2420°F3 psi to 15 psiStandard3 psi to 15 psiStainless SteelStandardFemale ThreadedFemale Threaded£13,120.67
RFQ
C152SS-10-50 1420°F10 psi to 50 psiStandard10 psi to 50 psiStainless SteelStandardFemale ThreadedFemale Threaded£15,187.82
RFQ
C152SS-30-140 1420°F30 psi to 140 psiStandard30 psi to 140 psiStainless SteelStandardFemale ThreadedFemale Threaded£15,187.82
RFQ
C152SS-10-50 1/2420°F10 psi to 50 psiStandard10 psi to 50 psiStainless SteelStandardFemale ThreadedFemale Threaded£13,120.67
RFQ
C152SS-30-140 1/2420°F30 psi to 140 psiStandard30 psi to 140 psiStainless SteelStandardFemale ThreadedFemale Threaded£13,120.67
RFQ
WATTS -

LFN223B Series Water Pressure Reducing Valves

StyleModelHeightConnection TypeBody MaterialMax. PressureMax. Temp.Adjustable Pressure RangePressure Adjustment RangePrice (inc. VAT)
ALFN223M1-B-HP 3--------
RFQ
BLFN223M1-S-B 3--------
RFQ
ALFN223M2-B-HP 2 1/2--------
RFQ
BLFN223M2-S-B 2 1/2--------
RFQ
CLFN223M2-B 2 1/213 5/8"FIPLead Free Brass300 psi160°F25 psi to 75 psi25 psi to 75 psi£3,493.73
DLFN223M1-B 316 7/8"FIPLead Free Brass300 psi160°F25 psi to 75 psi25 psi to 75 psi£5,032.74
ZURN -

500XL3 Water Pressure Reducing Valves

StyleModelMPNPrice (inc. VAT)
A4-500XL3F4-500XL3F£7,425.75
A4-500XL3FHR4-500XL3FHR£7,834.89
B4-500XL3FY4-500XL3FY£8,383.78
WATTS -

LF127W Series Water Pressure Reducing Valves

StyleModelBody MaterialMax. Operating Temp.Valve DesignMax. PressureAdjustable Pressure RangeInlet TypePressure Setting RangeOutlet TypePrice (inc. VAT)
ALF127W-208 3--------£11,949.38
RFQ
BLF127W-206 3Copper Silicon Alloy160°FStandard175 psi25 psi to 100 psiFemale Threaded3.4 BarFemale Threaded£11,166.90
RFQ
WATTS -

RK-LF223 Series Pressure Reducing Valve Kit

StyleModelMPNPrice (inc. VAT)
ALFRK 223N 1 1/2LFRK 223N 1 1/2£342.68
RFQ
BLFRK 223N 2LFRK 223N 2£559.98
RFQ
CLFRK 223N 3/4LFRK 223N 3/4£95.35
RFQ
CASH ACME -

Pressure Regulating Valves

StyleModelPipe SizeConnection TypeHeightMax. PressureMax. Temp.Adjustable Pressure RangePreset Pressure SettingsTypePrice (inc. VAT)
AEB-45U1/2"Single Union FNPT5"400 psi180°F10 psi to 70 psi45 psiHigh Capacity£118.25
BEB-45U3/4"Single Union FNPT5"400 psi180°F10 psi to 70 psi45 psiHigh Capacity£130.33
StyleModelMPNPrice (inc. VAT)
A334-T3334-T3£286.46
A571-004RP571-004RP£214.22
WATTS -

LFN45B Series Water Pressure Reducing Valves

StyleModelBody MaterialConnection TypeHeightMax. PressureTypeDisc MaterialInlet TypePressure Setting RangePrice (inc. VAT)
ALFN45BDUS-070-M1 3/4---------
RFQ
ALFN45BM1-DU-PEX-Z4 3/4---------
RFQ
BLFN45BM1-DU-EZ 3/4" -FNPT6.062"400 psiStandard---£402.61
CLFN45BM1-DU-CPVC-Union x Joint6 1/4"300 psiStandard---£153.61
DLFN45BM1-PRESS 1-Press6 1/8"400 psiStandard---£536.13
DLFN45BM1-PRESS 3/4-Press6 1/8"400 psiStandard---£453.64
ALFN45BM1 1/2---------
RFQ
ELFN45BM1-DU-CEF 3/4---------
RFQ
FLFN45BM1-DU-Union x Joint6 1/4"300 psiStandard---£475.62
ELFN45BM1-DU-PR 3/4---------
RFQ
ELFN45BM1-DU-PEXXPEX US-QAD---------
RFQ
ELFN45BM1-DU-CEF 1---------
RFQ
DLFN45BM1-PRESS 1/2-Press6 1/8"400 psiStandard---£398.60
CLFN45BM1-DU-CPVC-Union x Joint6 1/4"300 psiStandard---£139.52
FLFN45BM1-DU-Union x Joint6 1/4"300 psiStandard---£271.61
ELFN45BM1-DU-PR 1/2---------
RFQ
ELFN45BM1-DU-CPVC 3/4---------
RFQ
ELFN45BM1-DU-CEF 1/2---------
RFQ
ALFN45BM1-070 3/4---------
RFQ
A1 LFN45BM1-DU-PEXXPEX---------
RFQ
ELFN45BM1-DU-PR 1---------
RFQ
GLFN45BM1-DU 1/2Brass--300 psiKitReinforced EPDMUnion Joint3.4 Bar£249.51
RFQ
HLFN45BM1-U-SBrass--300 psi-Reinforced EPDMUnion Solder3.4 Bar£162.16
ILFN45BDU-SXPEX-M1 3/4Cast Copper Silicon Alloy--27.6 BarKitElastomerUnion Solder3.4 Bar£98.39
RFQ
ILFN45BM1-U-QC 3/4Cast Copper Silicon Alloy--27.6 BarKitElastomerQuick Connect3.4 Bar£97.61
WATTS -

LFN250 Series Water Pressure Reducing Valves

StyleModelPressure Setting RangeBody MaterialValve DesignDisc MaterialMax. PressureAdjustable Pressure RangeInlet TypeOutlet TypePrice (inc. VAT)
ALFN250B 1/2---------
RFQ
BLFN250B-Z2-020 3/41.4 BarIronStandardEPDM17.2 Bar25 psi to 75 psiFemale ThreadedFemale Threaded£417.22
RFQ
BLFN250B 3/43.4 BarIronStandardEPDM17.2 Bar25 psi to 75 psiFemale ThreadedFemale Threaded£417.22
RFQ
StyleModelMPNPrice (inc. VAT)
AFR6GCCSCGGGS14-E1FR6GCCSCGGGS14-E1£2,455.72
RFQ
AFR6GECSSGGGS14-E1FR6GECSSGGGS14-E1£3,517.15
RFQ
AFR6GGCSSGGGS14-E1FR6GGCSSGGGS14-E1£5,215.42
RFQ
AFR6ZCCSSZZZS14-E1FR6ZCCSSZZZS14-E1£1,915.54
RFQ
AFR6ZCWSSZBES01-D1FR6ZCWSSZBES01-D1£1,432.36
RFQ
AFR6ZCWSSZBZS01-D1FR6ZCWSSZBZS01-D1£1,452.92
RFQ
AFR6ZDWSSZBZS01-D1FR6ZDWSSZBZS01-D1£1,726.68
RFQ
AFR6ZEWECZZZS02-D1FR6ZEWECZZZS02-D1£2,004.18
RFQ
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Water Pressure Reducing Valves

Raptor Supplies offers a wide range of water pressure reducing valves or regulators designed to control the influx of water supply pressure and reduce it, from brands like Apollo, Watts, Bell & Gossett, Taco, Wilkins and Cash Acme. These water pressure reducing valves are ideal for house plumbing lines, pipe fittings and low pressure pipelines. Apollo 36ELF, 36H, 36 HLF and 36LF Series valves feature low lead or lead free bronze construction with a stainless-steel adjusting screw and dielectric cage for superior corrosion resistance. The pressure ranges between 15 and 75 PSI. These Apollo valves have FNPT connections and are designed according to ASSE and CSA standards for ensuring reliable operation. They are available in 1/2 inch to 3 inch pipe sizes. Watts offers pressure reducing valves in iron, bronze, lead free brass, lead free copper and lead free copper silicon variants for valves with pressure ranging between 3 and 140 PSI. 152A Series steam pressure regulators by Watts are used in oil lines, autoclaves, steam irons and single radiators. These steam regulators provide highly sensitive pressure response with minimal pressure drop. These 152A Series valves feature FNPT threaded inlet and outlet ports for pipe sizes up to 1 inch in diameter.

Frequently Asked Questions

What are the benefits of using a water pressure reducing valve in irrigation systems?

Installing water pressure reducing valves in an irrigation system offers several benefits. They maintain optimal water pressure, preventing damage to sprinklers, emitters and other irrigation components. Additionally, they ensure uniform water distribution and reduce the risk of excessive water consumption. PRVs in irrigation systems also extend the lifespan of the system by minimising the strain on pipes and reducing the potential for leaks.

Can a water pressure reducing valve eliminate the water hammer?

Water hammer is a hydraulic shock that occurs when water flow is suddenly halted or changed in direction, resulting in loud banging noises in pipes. While water pressure reducing valves can mitigate water hammer to some extent by regulating the pressure. Additional measures, such as installing check and foot valves may be required to effectively control the water hammer.

Do water pressure reducing valves restrict water flow?

Yes, water pressure reducing valves restrict the flow of water to some extent as they regulate the pressure. However, they are designed to maintain a steady and consistent flow while reducing the pressure.

Are water pressure reducing valves maintenance-free?

While water pressure reducing valves generally require low-maintenance, it is recommended to have them inspected periodically. Sediment or debris in the water supply can affect the valve's operation, so it is important to clean or flush the valve if necessary. Additionally, the diaphragm or piston inside the valve may wear out over time and require replacement.

Where should a water pressure reducing valve be installed?

They are installed near the point of entry of the water supply, such as the main water line entering a building. This ensures that all water flowing into the plumbing system is regulated and the pressure is reduced uniformly throughout.

How do I know if I need a water pressure reducing valve?

Signs that you may need a pressure reducing valve include excessively high water pressure, frequent leaks or bursts in your plumbing system, banging noises in pipes and inconsistent water flow.

Why are water pressure reducing valves necessary?

Water pressure reducing valves are necessary when the incoming water pressure from the municipal supply is too high. High water pressure can damage pipes, fixtures and appliances, leading to leaks, bursts and other plumbing issues. These valves regulate and reduce the pressure to a safe and manageable level, protecting your plumbing system.

Can water pressure reducing valves help conserve water?

Water pressure reducing valves can indirectly contribute to water conservation efforts. By reducing the water pressure to a more appropriate level, they can prevent wasteful water usage due to excessive pressure. Additionally, regulated pressure can improve the efficiency of fixtures and appliances, reducing water consumption.

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