Check valves 5.50 in D

All Types

Image for Inline Check Valves

Inline Check Valves

Image for Repair Kits

Repair Kits

Image for Y-Check Valves

Y-Check Valves

Image for Swing Check Valves

Swing Check Valves

Image for Ball Check Valves

Ball Check Valves

Image for Brass Check Valves

Brass Check Valves

Image for Spring Check Valves

Spring Check Valves

Image for Stainless Steel Check Valves

Stainless Steel Check Valves

Image for Piston Check Valves

Piston Check Valves

Sort by

Hayward YC20250SU 2-1/2" CPVC True Union Y-Check Valve w/FPM o-ring seal, socket end connections | Blackhawk Supply

YC20250SU | 2-1 / 2" CPVC True Union Y-Check Valve w / FPM o-ring seal, socket end connections | Hayward

Brand: Hayward

SKU: YC20250SU

Hayward YC20300S 3" CPVC Y-Check Valve w/FPM o-ring seat and seal; socket end connections | Blackhawk Supply

YC20300S | 3" CPVC Y-Check Valve w / FPM o-ring seat and seal; socket end connections | Hayward

Brand: Hayward

SKU: YC20300S

Hayward YC20300TU 3" CPVC True Union Y-Check Valve w/FPM o-ring seal, threaded end connections | Blackhawk Supply

YC20300TU | 3" CPVC True Union Y-Check Valve w / FPM o-ring seal, threaded end connections | Hayward

Brand: Hayward

SKU: YC20300TU

Hayward YC20300F 3" CPVC Y-Check Valve w/FPM o-ring seat and seal; flanged end connections | Blackhawk Supply

YC20300F | 3" CPVC Y-Check Valve w / FPM o-ring seat and seal; flanged end connections | Hayward

Brand: Hayward

SKU: YC20300F

Hayward YC20300SU 3" CPVC True Union Y-Check Valve w/FPM o-ring seal, socket end connections | Blackhawk Supply

YC20300SU | 3" CPVC True Union Y-Check Valve w / FPM o-ring seal, socket end connections | Hayward

Brand: Hayward

SKU: YC20300SU

Hayward YC20250TU 2-1/2" CPVC True Union Y-Check Valve w/FPM o-ring seal, threaded end connections | Blackhawk Supply

YC20250TU | 2-1 / 2" CPVC True Union Y-Check Valve w / FPM o-ring seal, threaded end connections | Hayward

Brand: Hayward

SKU: YC20250TU

Hayward YC20250F 2-1/2" CPVC Y-Check Valve w/FPM o-ring seat and seal; flanged end connections | Blackhawk Supply

YC20250F | 2-1 / 2" CPVC Y-Check Valve w / FPM o-ring seat and seal; flanged end connections | Hayward

Brand: Hayward

SKU: YC20250F

Hayward YC20250S 2-1/2" CPVC Y-Check Valve w/FPM o-ring seat and seal; socket end connections | Blackhawk Supply

YC20250S | 2-1 / 2" CPVC Y-Check Valve w / FPM o-ring seat and seal; socket end connections | Hayward

Brand: Hayward

SKU: YC20250S

Hayward YC20250T 2-1/2" CPVC Y-Check Valve w/FPM o-ring seat and seal; threaded end connections | Blackhawk Supply

YC20250T | 2-1 / 2" CPVC Y-Check Valve w / FPM o-ring seat and seal; threaded end connections | Hayward

Brand: Hayward

SKU: YC20250T

Hayward YC10250SU 2-1/2" PVC True Union Y-Check Valve w/FPM o-ring seal, socket end connections | Blackhawk Supply

YC10250SU | 2-1 / 2" PVC True Union Y-Check Valve w / FPM o-ring seal, socket end connections | Hayward

Brand: Hayward

SKU: YC10250SU

Hayward YC20300T 3" CPVC Y-Check Valve w/FPM o-ring seat and seal; threaded end connections | Blackhawk Supply

YC20300T | 3" CPVC Y-Check Valve w / FPM o-ring seat and seal; threaded end connections | Hayward

Brand: Hayward

SKU: YC20300T

Hayward YC10300S 3" PVC Y-Check Valve w/FPM o-ring seat and seal; socket end connections | Blackhawk Supply

YC10300S | 3" PVC Y-Check Valve w / FPM o-ring seat and seal; socket end connections | Hayward

Brand: Hayward

SKU: YC10300S

Hayward YC10300F 3" PVC Y-Check Valve w/FPM o-ring seat and seal; flanged end connections | Blackhawk Supply

YC10300F | 3" PVC Y-Check Valve w / FPM o-ring seat and seal; flanged end connections | Hayward

Brand: Hayward

SKU: YC10300F

Hayward YC10250T 2-1/2" PVC Y-Check Valve w/FPM o-ring seat and seal; threaded end connections | Blackhawk Supply

YC10250T | 2-1 / 2" PVC Y-Check Valve w / FPM o-ring seat and seal; threaded end connections | Hayward

Brand: Hayward

SKU: YC10250T

Hayward YC10300SU 3" PVC True Union Y-Check Valve w/FPM o-ring seal, socket end connections | Blackhawk Supply

YC10300SU | 3" PVC True Union Y-Check Valve w / FPM o-ring seal, socket end connections | Hayward

Brand: Hayward

SKU: YC10300SU

Hayward YC10250TU 2-1/2" PVC True Union Y-Check Valve w/FPM o-ring seal, threaded end connections | Blackhawk Supply

YC10250TU | 2-1 / 2" PVC True Union Y-Check Valve w / FPM o-ring seal, threaded end connections | Hayward

Brand: Hayward

SKU: YC10250TU

Hayward YC10300TU 3" PVC True Union Y-Check Valve w/FPM o-ring seal, threaded end connections | Blackhawk Supply

YC10300TU | 3" PVC True Union Y-Check Valve w / FPM o-ring seal, threaded end connections | Hayward

Brand: Hayward

SKU: YC10300TU

Hayward YC10300T 3" PVC Y-Check Valve w/FPM o-ring seat and seal; threaded end connections | Blackhawk Supply

YC10300T | 3" PVC Y-Check Valve w / FPM o-ring seat and seal; threaded end connections | Hayward

Brand: Hayward

SKU: YC10300T

Hayward YC10250S 2-1/2" PVC Y-Check Valve w/FPM o-ring seat and seal; socket end connections | Blackhawk Supply

YC10250S | 2-1 / 2" PVC Y-Check Valve w / FPM o-ring seat and seal; socket end connections | Hayward

Brand: Hayward

SKU: YC10250S

Hayward YC10250F 2-1/2" PVC Y-Check Valve w/FPM o-ring seat and seal; flanged end connections | Blackhawk Supply

YC10250F | 2-1 / 2" PVC Y-Check Valve w / FPM o-ring seat and seal; flanged end connections | Hayward

Brand: Hayward

SKU: YC10250F

Committed to customer satisfaction

as experts in Check Valves

Recently Viewed

Popular Products

View all →

Belimo AMB24-3 Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Blackhawk Supply

AMB24-3 | Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Belimo

Brand: Belimo

SKU: AMB24-3

Belimo LF120 US Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Blackhawk Supply

LF120 US | Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Belimo

Brand: Belimo

SKU: LF120 US

Belimo LMB24-3-T Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Blackhawk Supply

LMB24-3-T | Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Belimo

Brand: Belimo

SKU: LMB24-3-T

Contemporary Controls EISK5-100T 5-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Blackhawk Supply

EISK5-100T | 5-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Contemporary Controls

Brand: Contemporary Controls

SKU: EISK5-100T

iO HVAC Controls iO-WR Wireless Relay | Blackhawk Supply

iO-WR | Wireless Relay | iO HVAC Controls

Brand: iO HVAC Controls

SKU: iO-WR

Johnson Controls A421ABC-02C Single Stage Temp Controller with Sensor, 120/240VAC, NEMA1, 6' 6" lead, -40 to 212F, HTG/CLG | Blackhawk Supply

A421ABC-02C | Single Stage Temp Controller with Sensor, 120/240VAC, NEMA1, 6' 6" lead, -40 to 212F, HTG/CLG | Johnson Controls

Brand: Johnson Controls

SKU: A421ABC-02C

Veris H221 Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Blackhawk Supply

H221 | Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Veris

Brand: Veris

SKU: H221

iO HVAC Controls IO-WRP WIRELESS RELAY PLUS | Blackhawk Supply

IO-WRP | WIRELESS RELAY PLUS | iO HVAC Controls

Brand: iO HVAC Controls

SKU: IO-WRP

The product has been added to cart.