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  • CALEFFI 502720A CHECK VALVES
    CALEFFI
    CALEFFI 502720A Automatic Air Vent 1/4 Inch MNPT with Check Valve
    SKU: 502720A
    Product DescriptionThe CALEFFI 502720A is a robust automatic air vent designed to effectively eliminate air from heating and cooling systems, enhancing operational efficiency and system durability. Ideal for trade professionals in the HVAC industry, this product features a straightforward, no-manual intervention air removal system...
    $27.00
    $27.00
  • CALEFFI 508013A AIR VENTS
    CALEFFI
    Caleffi 508013A Hygroscopic Air Vent Manual/Automatic 1/8 Inch NPT Male
    SKU: 508013A
    Product DescriptionThe Caleffi 508013A Hygroscopic Air Vent efficiently manages air circulation in heating systems, ensuring optimal operation and energy efficiency. Designed for both manual and automatic operation, this air vent is essential for maintaining system health by allowing the automatic expulsion of air from...
    $14.99
    $14.99
  • CALEFFI 519502A BYPASS VALVES
    CALEFFI
    Caleffi 519502A Differential Bypass W/graduated scale Up To 9 GPM 3/4 NPT
    SKU: 519502A
    Product DescriptionThe Caleffi 519502A is a differential bypass valve designed for industrial use. It features a graduated scale for precise flow rate adjustments up to nine gallons per minute. The valve has three-quarters inch NPT connections, ensuring compatibility with standard piping systems. Adjustable flow...
    $138.68
    $138.68
  • 191081916.jpg191081917.jpg
    CALEFFI
    Caleffi 519599A Different. Bypass 3/4 SWT with 3/4 SWT Replacement MPN
    SKU: 519599A
    Product DescriptionThe Caleffi Differential Pressure Bypass Valve, MPN 519599A, is designed for use in heating systems that require balanced pressure across multiple zones. This valve effectively manages the differential pressure created by the pump when two-way valves are closed. It helps to prevent pressure...
    $130.15
    $130.15
  • CALEFFI 519600A ZONE VALVES
    CALEFFI
    Caleffi 519600A Differential Bypass 1NPT
    SKU: 519600A
    Product DescriptionCaleffi's 519600A Differential Bypass Valve is designed to manage and maintain a stable differential pressure across a control valve. This product is essential for accurate flow control and protects downstream components from pressure fluctuations. It features one inch NPT connections and is constructed...
    $210.46
    $210.46
  • CALEFFI 519700A BYPASS VALVESCaleffi 519700A Different Bypass 1 1/4NPT
    CALEFFI
    Caleffi 519700A Different Bypass 1 1/4NPT
    SKU: 519700A
    Product DescriptionThe Caleffi Different Bypass with MPN 519700A is designed for 1 1/4 NPT connections. This component is crucial for proper flow management in plumbing and heating systems. The bypass valve is constructed to ensure long-lasting performance. 1 1/4 NPT connections Durable build for...
    $246.39
    $246.39
  • CALEFFI 520051A MIXING VALVES
    CALEFFI
    Caleffi 520051A 1 Male Union TankMixer Mixing Valve Body
    SKU: 520051A
    Product DescriptionThe Caleffi AngleMix 520051A is a 3-way mixing valve designed for efficient temperature control in heating systems. It features a low lead construction, ensuring compliance with health and safety standards. This valve is ideal for applications where precise temperature adjustments are required, providing...
    $150.10
    $150.10
  • CALEFFI 520416A MIXING VALVESCaleffi 520416A AngleMix 3-Way Mixing Valve 1/2 press union
    CALEFFI
    Caleffi 520416A AngleMix 3-Way Mixing Valve 1/2 press union
    SKU: 520416A
    Product DescriptionThe Caleffi AngleMix 520416A is a 1/2 inch thermostatic mixing valve designed for systems that produce domestic hot water. It is suitable for installation on the top of water heaters. The outlet for mixed temperature aligns with the hot water inlet, simplifying the...
    $224.68
    $224.68
  • CALEFFI 520500AX MIXING VALVES
    CALEFFI
    Caleffi 520500AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank, 18 flex hose, cross, 3/4 MNPT system
    SKU: 520500AX
    Product DescriptionThe Caleffi 520500AX is a three-way mixing valve designed for water heater systems. This valve features a three-quarter FNPT inlet and three-quarter MNPT outlet. It includes an eighteen-inch flexible hose, providing convenience in installation. The temperature adjustment range is between ninety-five degrees and...
    $254.92
    $254.92
  • CALEFFI 520506AX MIXING VALVES
    CALEFFI
    Caleffi 520506AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank TankMixer 520051A
    SKU: 520506AX
    Product DescriptionThe Caleffi TankMixer 520506AX is a 3-way mixing valve designed for use in tank systems. This valve features three-quarter inch FNPT connections and an eighteen inch flexible hose. It is ideal for managing water temperature and flow in various heating applications. Inlet Size:...
    $316.05
    $316.05
  • CALEFFI 520509AX MIXING VALVES
    CALEFFI
    Caleffi 520509AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank
    SKU: 520509AX
    Product DescriptionThe Caleffi 520509AX is a 3-way mixing valve designed for water heater applications. It features a three-quarter inch FNPT inlet and a three-quarter inch sweat outlet. The valve comes with an eighteen-inch flexible hose. This mixing valve is suitable for maintaining temperature control...
    $267.68
    $267.68
  • CALEFFI 520510AX MIXING VALVESCaleffi 520510AX 3/4 MNPT Outlet Tankmixer Water Heater Mixing Valve w/ Gauge
    CALEFFI
    Caleffi 520510AX 3/4 MNPT Outlet Tankmixer Water Heater Mixing Valve w/ Gauge
    SKU: 520510AX
    Product DescriptionThe Caleffi 520510AX is a 3/4 MNPT outlet tankmixer water heater mixing valve with gauge. This mixing valve features a flexible 18-inch hose and an adjustable temperature range from 95 degrees Fahrenheit to 150 degrees Fahrenheit. It ensures consistent water temperature and pressure,...
    $285.73
    $285.73
  • CALEFFI 520516A MIXING VALVESCaleffi 520516A AngleMix 3-Way Mixing Valve 3/4 Press
    CALEFFI
    Caleffi 520516A AngleMix 3-Way Mixing Valve 3/4 Press
    SKU: 520516A
    Product DescriptionThe Caleffi AngleMix™ 520516A is a thermostatic mixing valve designed for domestic hot water systems. This valve easily mounts on top of water heaters for efficient installation. It keeps the output temperature steady, ensuring the mixed water remains at the desired level while...
    $207.13
    $207.13
  • CALEFFI 520516AC THERMOSTATIC VALVESCaleffi 520516AC Anglemix 3-Way Mixing Valve 3/4 Press with Check Gauge
    CALEFFI
    Caleffi 520516AC Anglemix 3-Way Mixing Valve 3/4 Press with Check Gauge
    SKU: 520516AC
    Product DescriptionThe Caleffi Anglemix 520516AC 3-way mixing valve is a durable and efficient solution for precise temperature control in hydronic heating and cooling systems. It features a 3/4 press connection and an integrated check gauge for real-time pressure monitoring. This compact valve simplifies installation...
    $264.72
    $264.72
  • CALEFFI 520516AX MIXING VALVESCaleffi 520516AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank 18 flex hose cross 3/4 press system gauge
    CALEFFI
    Caleffi 520516AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank 18 flex hose cross 3/4 press system gauge
    SKU: 520516AX
    Product DescriptionThe Caleffi 520516AX is a 3-way mixing valve designed for efficient control of water temperature in various applications. This valve connects with 3/4 FNPT union and features an eighteen-inch flexible hose. It stabilizes water temperature within an adjustable range of ninety-five to one...
    $296.86
    $296.86
  • CALEFFI 520519A MIXING VALVES
    CALEFFI
    Caleffi 520519A AngleMix 3-Way Mixing Valve 3/4 SWTw/probe
    SKU: 520519A
    Product DescriptionThe Caleffi AngleMix 520519A is a 3-way thermostatic mixing valve designed for domestic hot water systems. This valve easily mounts to the top of water heaters, ensuring minimal space usage. The design allows for a straightforward connection to the hot water inlet, enhancing...
    $198.49
    $198.49
  • CALEFFI 520519AC MIXING VALVESCaleffi 520519AC AngleMix 3-Way Mixing Valve 3/4
    CALEFFI
    Caleffi 520519AC AngleMix 3-Way Mixing Valve 3/4
    SKU: 520519AC
    Product DescriptionThe Caleffi 520519AC is an angle mix three-way mixing valve designed for systems that produce domestic hot water. It installs easily on the top of water heaters. The mixed temperature outlet aligns with the hot water inlet, simplifying connection and reducing installation space....
    $323.22
    $323.22
  • CALEFFI 520519AX MIXING VALVESCaleffi 520519AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank, 18 flex hose, cross, 3/4 sweat system, gauge
    CALEFFI
    Caleffi 520519AX TankMixer 3-Way Mixing Valve 3/4 FNPT tank, 18 flex hose, cross, 3/4 sweat system, gauge
    SKU: 520519AX
    Product DescriptionThe Caleffi 520519AX is a 3-way mixing valve designed for use with water heating systems. This model features a three-quarter inch FNPT inlet and a sweat outlet for efficient water flow management. The flexible eighteen inch hose enhances installation flexibility. Temperature adjustment range...
    $256.51
    $256.51
  • CALEFFI
    Caleffi 520616A AngleMix 3-Way Mixing Valve 1 Press Union
    SKU: 520616A
    Product DescriptionThe Caleffi AngleMix 520616A is a 3-way mixing valve designed for systems producing domestic hot water. This valve easily installs on the top of water heaters and aligns the mixed temperature outlet with the hot water inlet for simple connectivity and minimal space...
    $308.37
    $308.37
  • CALEFFI 520616AC CHECK VALVESCaleffi 520616AC AngleMix 3-Way Mixing Valve 1 Press Union Check Valves
    CALEFFI
    Caleffi 520616AC AngleMix 3-Way Mixing Valve 1 Press Union Check Valves
    SKU: 520616AC
    Product DescriptionThe Caleffi AngleMix 520616AC is a three-way mixing valve designed for domestic hot water systems. This valve connects seamlessly to the top of water heaters, optimizing space and ensuring efficient operation. It stabilizes the temperature of the mixed water, accommodating fluctuations in the...
    $402.66
    $402.66
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