Check valves 1-1/4 in Nominal size

All Types

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Inline Check Valves

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Repair Kits

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Y-Check Valves

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Swing Check Valves

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Ball Check Valves

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Brass Check Valves

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Spring Check Valves

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Stainless Steel Check Valves

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Piston Check Valves

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Midland Metal Mfg. 944406V 1-1/4 BRASS IN-LINE CHECK, Valves, Check Valves, Brass In-Line Check Valve | Blackhawk Supply

944406V | 1-1 / 4 BRASS IN-LINE CHECK, Valves, Check Valves, Brass In-Line Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 944406V

Midland Metal Mfg. 940355LF 1 1/4 FIP SWING CHECK VALVE LEAD-FREE, Lead Free, Lead Free Valves, Lead Free Swing Check Valve | Blackhawk Supply

940355LF | 1 1 / 4 FIP SWING CHECK VALVE LEAD-FREE, Lead Free, Lead Free Valves, Lead Free Swing Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 940355LF

Midland Metal Mfg. 949446 1-1/4 BARREL SPRING CHECK VALVE, Valves, SS Check Valves, Barrel Type Spring Check Valve | Blackhawk Supply

949446 | 1-1 / 4 BARREL SPRING CHECK VALVE, Valves, SS Check Valves, Barrel Type Spring Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 949446

Midland Metal Mfg. 949356 1-1/4 316 SS SWING CHECK, Valves, MISC SS VALVES, SS SWING CHECK VLAVE | Blackhawk Supply

949356 | 1-1 / 4 316 SS SWING CHECK, Valves, MISC SS VALVES, SS SWING CHECK VLAVE | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 949356

Midland Metal Mfg. 949486 1-1/4 Y SPRING CHECK VALVE, Valves, SS Check Valves, Y Spring Type Check Valve | Blackhawk Supply

949486 | 1-1 / 4 Y SPRING CHECK VALVE, Valves, SS Check Valves, Y Spring Type Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 949486

Midland Metal Mfg. 949406 1-1/4 SS IN-LINE CHECK VALVE, Valves, SS Check Valves, SS In-Line Check | Blackhawk Supply

949406 | 1-1 / 4 SS IN-LINE CHECK VALVE, Valves, SS Check Valves, SS In-Line Check | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 949406

Midland Metal Mfg. 944433LF 1-1/4 LEAD FREE CHECK VALVE, Valves, Check Valves, Brass Inline Check Valve | Blackhawk Supply

944433LF | 1-1 / 4 LEAD FREE CHECK VALVE, Valves, Check Valves, Brass Inline Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 944433LF

Midland Metal Mfg. 944406 1-1/4 BRASS IN-LINE CHECK-NBR, Valves, Check Valves, Brass In-Line Check Valve | Blackhawk Supply

944406 | 1-1 / 4 BRASS IN-LINE CHECK-NBR, Valves, Check Valves, Brass In-Line Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 944406

Midland Metal Mfg. 944433 1-1/4IPS ENTRS 2-1/2 IN-LINE CHV, Valves, Check Valves, Brass Inline Check Valve | Blackhawk Supply

944433 | 1-1 / 4IPS ENTRS 2-1 / 2 IN-LINE CHV, Valves, Check Valves, Brass Inline Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 944433

Midland Metal Mfg. 940328 1 1/4 GLUE INLNE PLASTIC CK VLV, Valves, PVC Valves, PVC Spring Check Valve | Blackhawk Supply

940328 | 1 1 / 4 GLUE INLNE PLASTIC CK VLV, Valves, PVC Valves, PVC Spring Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 940328

Midland Metal Mfg. 940334 1-1/4 INLINE FXF PVC SPRING LOAD CHK VLV, Valves, PVC Valves, PVC Spring Check Valve | Blackhawk Supply

940334 | 1-1 / 4 INLINE FXF PVC SPRING LOAD CHK VLV, Valves, PVC Valves, PVC Spring Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 940334

Midland Metal Mfg. 940355 1-1/4 CAST SWING CHECK VLV, Valves, Swing Check Valves, Brass Swing Check Valve | Blackhawk Supply

940355 | 1-1 / 4 CAST SWING CHECK VLV, Valves, Swing Check Valves, Brass Swing Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 940355

Midland Metal Mfg. 940365LF 1 1/4 CxC SWING CHECK VALVE - LEADFREE, Lead Free, Lead Free Valves, Lead Free Swing Check Valve | Blackhawk Supply

940365LF | 1 1 / 4 CxC SWING CHECK VALVE - LEADFREE, Lead Free, Lead Free Valves, Lead Free Swing Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 940365LF

Midland Metal Mfg. 10001065 1-1/4 FNPT 65LB CRBN STL CHK VLV, Hydraulic, Hydraulic Accessories, Check Valve | Blackhawk Supply

10001065 | 1-1 / 4 FNPT 65LB CRBN STL CHK VLV, Hydraulic, Hydraulic Accessories, Check Valve | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10001065

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Brand: Contemporary Controls

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Brand: iO HVAC Controls

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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

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

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