Check valves With counterweight Spring material
View Details
![Hayward SW1300EC 3" PVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_cc04a02c-3318-4504-a92a-1f9af3a43aa7_medium.png?v=1719990229)
SW1300EC | 3" PVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1300EC
View Details
![Hayward SW1600VC 6" PVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_e76fe54e-574f-4a41-b33d-cf469ee68c1c_medium.png?v=1719990267)
SW1600VC | 6" PVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1600VC
View Details
![Hayward SW2600EC 6" CPVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_e5ee8b04-07f3-4c5a-b14e-084b280dfd7a_medium.png?v=1719990240)
SW2600EC | 6" CPVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2600EC
View Details
![Hayward SW1800EC 8" PVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_7fdb3140-c6db-4abc-8fc9-ba687de5bef6_medium.png?v=1719990205)
SW1800EC | 8" PVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1800EC
View Details
![Hayward SW1400VC 4" PVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_65f78825-c598-475d-aa06-275c6734a803_medium.png?v=1719990209)
SW1400VC | 4" PVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1400VC
View Details
![Hayward SW2400VC 4" CPVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_64f40ba2-1627-4334-9fde-48b8c958fd61_medium.png?v=1720094334)
SW2400VC | 4" CPVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2400VC
View Details
![Hayward SW2300EC 3" CPVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_ce1d8054-c36b-4b4d-baca-ae018df595e6_medium.png?v=1720094335)
SW2300EC | 3" CPVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2300EC
View Details
![Hayward SW1400EC 4" PVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_37c08d83-4420-4601-87a2-b27ba5c6e3be_medium.png?v=1720094334)
SW1400EC | 4" PVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1400EC
View Details
![Hayward SW2300VC 3" CPVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_03b4ae8a-c4cd-44d8-a660-ef09d11ff6fc_medium.png?v=1720094331)
SW2300VC | 3" CPVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2300VC
View Details
![Hayward SW1600EC 6" PVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_6652baa6-af53-4440-a980-f49cfd4ec0f3_medium.png?v=1720094325)
SW1600EC | 6" PVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1600EC
View Details
![Hayward SW2600VC 6" CPVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_a4217c8f-671f-4068-98e0-b3706a29f5e7_medium.png?v=1720094320)
SW2600VC | 6" CPVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2600VC
View Details
![Hayward SW1800VC 8" PVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_9ff844d8-de23-42ff-abb6-bdac011c2f06_medium.png?v=1720094321)
SW1800VC | 8" PVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1800VC
View Details
![Hayward SW2400EC 4" CPVC Swing Check Valve w/EPDM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_bdcfea2f-732b-41df-a1f1-066e30103ced_medium.png?v=1720094320)
SW2400EC | 4" CPVC Swing Check Valve w / EPDM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW2400EC
View Details
![Hayward SW1300VC 3" PVC Swing Check Valve w/FPM seals & counterweight; flanged end connections | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SW_Series_Swing_Check_Valves_Hero_ecom_3c04_06fc6a76-6330-4540-a8f4-7a28f5ea7e2f_medium.png?v=1720094312)
SW1300VC | 3" PVC Swing Check Valve w / FPM seals & counterweight; flanged end connections | Hayward
Brand: Hayward
SKU: SW1300VC
Committed to customer satisfaction
as experts in Check Valves
Recently Viewed
Popular Products
View all →![Veris E50B1 DIN Energy Meter | VAR Pulse Out | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/E50B1_468e105f-c937-40fd-b47e-8b7eebfadb24_large.jpg?v=1720029721)
E50B1 | DIN Energy Meter | VAR Pulse Out | Veris
Brand: Veris
SKU: E50B1![Contemporary Controls EIS8-100T 8-Port 10/100Mbps UL-864 EIS Switch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/eis_f8fd4b1c-b511-458d-aa13-9e5d06cc2e98_large.jpg?v=1720006938)
EIS8-100T | 8-Port 10/100Mbps UL-864 EIS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIS8-100T![Neptronic SHS80-C Duct Mnt Humidity/High Limit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SKE4-SKS4_SHS80_d0f055ef-aed4-412c-bac8-68bfbd0ae0f2_large.png?v=1717516288)
SHS80-C | Duct Mnt Humidity/High Limit | Neptronic
Brand: Neptronic
SKU: SHS80-C![Functional Devices RIBW01B-EN3 EnOcean 902 Mhz Enclosed Relay 20Amp 120Vac 2-Way Wireless Dry-Cont. Input | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RIBW01B-EN3_large.jpg?v=1719987683)
RIBW01B-EN3 | EnOcean 902 Mhz Enclosed Relay 20Amp 120Vac 2-Way Wireless Dry-Cont. Input | Functional Devices
Brand: Functional Devices
SKU: RIBW01B-EN3![Belimo SGVL+SVKB24-SR SGVL w/ Electronic FS | 337 lbf | 24V | 2-10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SGVL_SVK_LVK_e86f911c-bf3a-4839-8aed-cf99c226983a_large.png?v=1720003995)
SGVL+SVKB24-SR | SGVL w/ Electronic FS | 337 lbf | 24V | 2-10V | Belimo
Brand: Belimo
SKU: SGVL+SVKB24-SR![Siemens 547-323A RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/547-322B-2__18675.1474097902.1280.1280_large.jpg?v=1720022574)
547-323A | RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Siemens
Brand: Siemens
SKU: 547-323A