Pressure & flow control valves Pressure & chemfeed Sub category
We offer a wide variety of pressure and flow control valves from top-notch manufacturers such as Hayward and Bell & Gossett. 300+ products available!
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![Hayward CCS1100100TS CCS Series 1/2" Sealed Calibration Column, 100mL, 3.2 GPH, PVC, threaded connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCS_20Series_20Family_95a18f05-9dd9-4b55-9f64-ff5e021c06ec_medium.png?v=1715612893)
CCS1100100TS | CCS Series 1 / 2" Sealed Calibration Column, 100mL, 3.2 GPH, PVC, threaded connections | Hayward
Brand: Hayward
SKU: CCS1100100TS
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![Hayward PBV3025TPE1 1/4" PP Back Pressure Valve 10-150psi w/PTFE/EPDM Diaphragm; NPT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_Series_Back_Pressure_Valves_Hero_ecom_3a63_d2cbe14a-285c-489a-aa46-0e738ddaa0c1_medium.png?v=1715613270)
PBV3025TPE1 | 1 / 4" PP Back Pressure Valve 10-150psi w / PTFE / EPDM Diaphragm; NPT | Hayward
Brand: Hayward
SKU: PBV3025TPE1
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![Hayward PBV2SPRNG050 1/4" - 1/2" Pressure Spring 10 - 250 psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_20Series_20Family_3ffd7c02-d0ad-4152-82c9-5dd537d37fad_medium.png?v=1715613278)
PBV2SPRNG050 | 1 / 4" - 1 / 2" Pressure Spring 10 - 250 psi | Hayward
Brand: Hayward
SKU: PBV2SPRNG050
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![Hayward PBV2100TPE1 1" CPVC Back Pressure Valve 10-150psi w/PTFE/EPDM Diaphragm NPT; | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_Series_Back_Pressure_Valves_CPVC_FNPT_Hero_ecom_efab_17ba3f9d-8389-4155-a479-616a184392a9_medium.png?v=1715613262)
PBV2100TPE1 | 1" CPVC Back Pressure Valve 10-150psi w / PTFE / EPDM Diaphragm NPT; | Hayward
Brand: Hayward
SKU: PBV2100TPE1
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![Hayward PBV0SPRNG050 1/4" - 1/2" Pressure Spring 0 - 50 psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_20Series_20Family_69fb502b-3a72-49b3-b686-7fa46b5dca10_medium.png?v=1715613262)
PBV0SPRNG050 | 1 / 4" - 1 / 2" Pressure Spring 0 - 50 psi | Hayward
Brand: Hayward
SKU: PBV0SPRNG050
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![Hayward IQ1050T03B IQ Series 1/2" Injection Quill, PVC, NPT, FPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/IQ_Series_Injection_Quills_Hero_ecom_1a92_medium.png?v=1715613151)
IQ1050T03B | IQ Series 1 / 2" Injection Quill, PVC, NPT, FPM | Hayward
Brand: Hayward
SKU: IQ1050T03B
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![Hayward CCS1104000TS CCS Series 1" Sealed Calibration Column, 4000mL, 127 GPH, PVC, threaded connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCS_20Series_20Family_4e14f7f9-fe20-4bab-9ec9-c4a4320bf68f_medium.png?v=1715612864)
CCS1104000TS | CCS Series 1" Sealed Calibration Column, 4000mL, 127 GPH, PVC, threaded connections | Hayward
Brand: Hayward
SKU: CCS1104000TS
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![Hayward CCS1101000TS CCS Series 3/4" Sealed Calibration Column, 1000mL, 32 GPH, PVC, threaded connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCS_20Series_20Family_751c5d2d-46d2-4288-98e1-cecc7df9dcf8_medium.png?v=1715612894)
CCS1101000TS | CCS Series 3 / 4" Sealed Calibration Column, 1000mL, 32 GPH, PVC, threaded connections | Hayward
Brand: Hayward
SKU: CCS1101000TS
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![Hayward RV2100T 1" CPVC Pressure Relief Valves w/FPM seals; threaded end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RV_Series_Pressure_Relief_Valves_Hero_ecom_f270_fb9551ac-0bf0-4949-b96a-2622f853fae2_medium.png?v=1715613346)
RV2100T | 1" CPVC Pressure Relief Valves w / FPM seals; threaded end connections | Hayward
Brand: Hayward
SKU: RV2100T
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![Hayward RV1150TE 1-1/2" PVC Pressure Relief Valves w/EPDM seals; threaded end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RV_Series_Pressure_Relief_Valves_Hero_ecom_f270_ec95d6ac-f18f-409a-abc6-7447267415b1_medium.png?v=1715613403)
RV1150TE | 1-1 / 2" PVC Pressure Relief Valves w / EPDM seals; threaded end connections | Hayward
Brand: Hayward
SKU: RV1150TE
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![Hayward PBVDIAPV200 1-1/2" - 2" Diaphragm PTFE/FPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_20Series_20Family_212c59c2-68c7-407d-9dfb-9daa411ae297_medium.png?v=1715613267)
PBVDIAPV200 | 1-1 / 2" - 2" Diaphragm PTFE / FPM | Hayward
Brand: Hayward
SKU: PBVDIAPV200
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![Hayward PBVDIAPE050 1/4" - 1/2" Diaphragm PTFE/EPDM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_20Series_20Family_0aa9fc6b-ea86-44b9-8dcb-676e2dbeaf38_medium.png?v=1715613315)
PBVDIAPE050 | 1 / 4" - 1 / 2" Diaphragm PTFE / EPDM | Hayward
Brand: Hayward
SKU: PBVDIAPE050
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![Hayward PBV3050TPE1 1/2" PP Back Pressure Valve 10-150psi w/PTFE/EPDM Diaphragm; NPT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_Series_Back_Pressure_Valves_Hero_ecom_3a63_medium.png?v=1715613262)
PBV3050TPE1 | 1 / 2" PP Back Pressure Valve 10-150psi w / PTFE / EPDM Diaphragm; NPT | Hayward
Brand: Hayward
SKU: PBV3050TPE1
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![Hayward PBV2075TPE1 3/4" CPVC Back Pressure Valve 10-150psi w/PTFE/EPDM Diaphragm; NPT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_Series_Back_Pressure_Valves_CPVC_FNPT_Hero_ecom_efab_77d461ec-3e05-42fb-b867-10b5ae689107_medium.png?v=1715613269)
PBV2075TPE1 | 3 / 4" CPVC Back Pressure Valve 10-150psi w / PTFE / EPDM Diaphragm; NPT | Hayward
Brand: Hayward
SKU: PBV2075TPE1
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![Hayward PBV1050TPE1 1/2" PVC Back Pressure Valve 10-150psi w/PTFE/EPDM Diaphragm; NPT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_Series_Back_Pressure_Valves_PVC_FNPT_Hero_ecom_ff28_49992341-6ec1-4b48-a3e8-a44549543569_medium.png?v=1715613274)
PBV1050TPE1 | 1 / 2" PVC Back Pressure Valve 10-150psi w / PTFE / EPDM Diaphragm; NPT | Hayward
Brand: Hayward
SKU: PBV1050TPE1
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![Hayward PBV0SPRNG100 3/4" - 1" Pressure Spring 0 - 50 psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PBV_20Series_20Family_87bf4556-e957-4cf1-befa-76e1bb32bbb6_medium.png?v=1715613267)
PBV0SPRNG100 | 3 / 4" - 1" Pressure Spring 0 - 50 psi | Hayward
Brand: Hayward
SKU: PBV0SPRNG100
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![Hayward IQ2075T03B IQ Series 3/4" Injection Quill, CPVC, NPT, FPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/IQ_Series_Injection_Quills_Hero_ecom_1a92_e11e4a86-32b0-40d1-ba62-090cee9cbf25_medium.png?v=1715613194)
IQ2075T03B | IQ Series 3 / 4" Injection Quill, CPVC, NPT, FPM | Hayward
Brand: Hayward
SKU: IQ2075T03B
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![Hayward IQ1075T03B IQ Series 3/4" Injection Quill, PVC, NPT, FPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/IQ_Series_Injection_Quills_Hero_ecom_1a92_cadf233b-1ce4-4a32-a8f8-e5cbcaa1c031_medium.png?v=1715613165)
IQ1075T03B | IQ Series 3 / 4" Injection Quill, PVC, NPT, FPM | Hayward
Brand: Hayward
SKU: IQ1075T03B
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![Hayward CCS1102000TS CCS Series 1" Sealed Calibration Column, 2000mL, 64 GPH, PVC, threaded connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCS_20Series_20Family_a7a1b36f-c782-44ad-a8d9-a1d77a594eeb_medium.png?v=1715612886)
CCS1102000TS | CCS Series 1" Sealed Calibration Column, 2000mL, 64 GPH, PVC, threaded connections | Hayward
Brand: Hayward
SKU: CCS1102000TS
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![Hayward CCS1100300TS CCS Series 1/2" Sealed Calibration Column, 300mL, 9.6 GPH, PVC, threaded connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCS_20Series_20Family_a9d04e9d-76a2-4f61-bbb8-b40eac085664_medium.png?v=1715612883)
CCS1100300TS | CCS Series 1 / 2" Sealed Calibration Column, 300mL, 9.6 GPH, PVC, threaded connections | Hayward
Brand: Hayward
SKU: CCS1100300TS
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![Hayward RV2200TE 2" CPVC Pressure Relief Valves w/EPDM seals; threaded end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RV_Series_Pressure_Relief_Valves_Hero_ecom_f270_37cb2828-d03f-4ef6-9d12-3c0065d55083_medium.png?v=1715613414)
RV2200TE | 2" CPVC Pressure Relief Valves w / EPDM seals; threaded end connections | Hayward
Brand: Hayward
SKU: RV2200TE
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![Hayward RV2200T 2" CPVC Pressure Relief Valves w/FPM seals; threaded end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RV_Series_Pressure_Relief_Valves_Hero_ecom_f270_3836c51a-2eb9-4d4f-bfc1-062576f4f7ab_medium.png?v=1715613359)
RV2200T | 2" CPVC Pressure Relief Valves w / FPM seals; threaded end connections | Hayward
Brand: Hayward
SKU: RV2200T
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