Water heaters 1/2in mnpt Inlet/outlet connection

All Types

Image for Parts

Sort by

Amtrol 90 Expansion Tank Extrol Hydronic 14 Gallon 100 Pounds per Square Inch Gauge 1/2" MNPT 90 for Closed Hydronic Heating Radiant and Chilled Water Systems | Blackhawk Supply

90 | Expansion Tank Extrol Hydronic 14 Gallon 100 Pounds per Square Inch Gauge 1 / 2" MNPT 90 for Closed Hydronic Heating Radiant and Chilled Water Systems | Amtrol

Brand: Amtrol

SKU: 90

Amtrol 15 Expansion Tank Extrol Hydronic 2 Gallon 100 Pounds per Square Inch Gauge 1/2" MNPT 15 for Closed Hydronic Heating Radiant and Chilled Water Systems | Blackhawk Supply

15 | Expansion Tank Extrol Hydronic 2 Gallon 100 Pounds per Square Inch Gauge 1 / 2" MNPT 15 for Closed Hydronic Heating Radiant and Chilled Water Systems | Amtrol

Brand: Amtrol

SKU: 15

15
90

14GAL
2GAL

Committed to customer satisfaction

as experts in Water Heaters

Recently Viewed

Popular Products

Siemens 147-2000 Positioning Relay, Pneumatic, Adj Start Point and Span, Rapid Response | Blackhawk Supply

147-2000 | Positioning Relay, Pneumatic, Adj Start Point and Span, Rapid Response | Siemens

Brand: Siemens

SKU: 147-2000

Square D MA4IMA12 Surge Protection Module, IMA, 120kA, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2 | Blackhawk Supply

MA4IMA12 | Surge Protection Module, IMA, 120kA, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2 | Square D by Schneider Electric

Brand: Square D

SKU: MA4IMA12

Siemens 547-323A RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Blackhawk Supply

547-323A | RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Siemens

Brand: Siemens

SKU: 547-323A

Tekmar 564 Invita WiFi Thermostat - White | Blackhawk Supply

564 | Invita WiFi Thermostat - White | Tekmar

Brand: Tekmar

SKU: 564

Graco D52911 Husky 515 PP 1/2 in NPT Standard Pump, PP Center Section, PP Seats, PTFE Balls & PTFE Diaphragm | Blackhawk Supply

D52911 | Husky 515 PP 1/2 in NPT Standard Pump, PP Center Section, PP Seats, PTFE Balls & PTFE Diaphragm | Graco

Brand: Graco

SKU: D52911

Graco D31255 Husky 307 AC 3/8" (9.52 mm) NPT Standard Pump, PP Center Section, AC Seats, TPE Balls & TPE Diaphragm | Blackhawk Supply

D31255 | Husky 307 AC 3/8" (9.52 mm) NPT Standard Pump, PP Center Section, AC Seats, TPE Balls & TPE Diaphragm | Graco

Brand: Graco

SKU: D31255

Siemens GVD221.1U Damper Actuator | Spring Return | 120 VAC | On/Off | 200 lb-in | Blackhawk Supply

GVD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 200 lb-in | Siemens

Brand: Siemens

SKU: GVD221.1U

EWC Controls 4 URD 4 Inch Round Motorized Damper | Blackhawk Supply

4 URD | 4 Inch Round Motorized Damper | EWC Controls

Brand: EWC Controls

SKU: 4 URD