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  • Caleffi Series NA155 Sweat Union Kit for NA255160 Station-1"

    Caleffi
    $93.44 - $93.44
    $93.44
    $93.44 - $93.44
    $93.44
    In stock

    SKU NA15569

    $93.44 - $93.44
    $93.44
    $93.44 - $93.44
    $93.44

  • Caleffi 551 Series Discal Air Separator-1-1/4" Sweat Connection

    Caleffi
    $174.19 - $174.19
    $174.19
    $174.19 - $174.19
    $174.19
    In stock

    SKU 551035A

    $174.19 - $174.19
    $174.19
    $174.19 - $174.19
    $174.19

  • Caleffi Series NA122 Union Connection Set 3/4" Sweat Union to 1" Male Thread

    Caleffi
    $29.26 - $29.26
    $29.26
    $29.26 - $29.26
    $29.26
    In stock

    SKU NA12259

    $29.26 - $29.26
    $29.26
    $29.26 - $29.26
    $29.26

  • Caleffi Series NA122 Union Connection Set 1" Sweat Union to 1" Male Thread

    Caleffi
    $51.23 - $51.23
    $51.23
    $51.23 - $51.23
    $51.23
    In stock

    SKU NA12269

    $51.23 - $51.23
    $51.23
    $51.23 - $51.23
    $51.23

  • Caleffi Series NA121 Connection Kits for SolarFlex-3/4" SolarFlex 1" Nuts and Washers

    Caleffi
    $45.71 - $45.71
    $45.71
    $45.71 - $45.71
    $45.71
    In stock

    SKU NA12103

    $45.71 - $45.71
    $45.71
    $45.71 - $45.71
    $45.71

  • Caleffi 548 Series Hydro Separator w/Press Connections-1" Press F Union

    Caleffi
    $435.75 - $435.75
    $435.75
    $435.75 - $435.75
    $435.75
    In stock

    SKU 548066A

    This device consists of several different functional components, each meet specific requirements, typical of the circuits used in heating and air-c...

    View full details
    $435.75 - $435.75
    $435.75
    $435.75 - $435.75
    $435.75

  • Caleffi Series NA100 Sweat Adapter to 3/4" SolarFlex-3/4"

    Caleffi
    $19.91 - $19.91
    $19.91
    $19.91 - $19.91
    $19.91
    In stock

    SKU NA10061

    $19.91 - $19.91
    $19.91
    $19.91 - $19.91
    $19.91

  • Caleffi 548 Series Hydro Separator w/Press Connections-1-1/4" Press F Union

    Caleffi
    $554.25 - $554.25
    $554.25
    $554.25 - $554.25
    $554.25
    In stock

    SKU 548067A

    This device consists of several different functional components, each meet specific requirements, typical of the circuits used in heating and air-c...

    View full details
    $554.25 - $554.25
    $554.25
    $554.25 - $554.25
    $554.25

  • Caleffi Series NA100 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male Thread

    Caleffi
    $21.25 - $21.25
    $21.25
    $21.25 - $21.25
    $21.25
    In stock

    SKU NA10062

    $21.25 - $21.25
    $21.25
    $21.25 - $21.25
    $21.25

  • Caleffi Series 612 1" FNPT by 1 1/4" Male Union Thread Bushing

    Caleffi
    $21.57 - $21.57
    $21.57
    $21.57 - $21.57
    $21.57
    In stock

    SKU 61215A

    $21.57 - $21.57
    $21.57
    $21.57 - $21.57
    $21.57

  • Caleffi Series 598 1" NPT Tail Piece and Nut for Caleffi Mix Valve

    Caleffi
    $28.36 - $28.36
    $28.36
    $28.36 - $28.36
    $28.36
    In stock

    SKU 59817A

    $28.36 - $28.36
    $28.36
    $28.36 - $28.36
    $28.36

  • Caleffi 521 MixCal Series Low Lead Thermostatic Mixing Valve -3/4" Press Connection

    Caleffi
    $160.82 - $160.82
    $160.82
    $160.82 - $160.82
    $160.82
    In stock

    SKU 521506A

    $160.82 - $160.82
    $160.82
    $160.82 - $160.82
    $160.82

  • Caleffi Series 573 Backflow Preventer 1/2" NPT Female Inlet/Outlet

    Caleffi
    $73.13 - $73.13
    $73.13
    $73.13 - $73.13
    $73.13
    In stock

    SKU 573403A

    $73.13 - $73.13
    $73.13
    $73.13 - $73.13
    $73.13

  • Caleffi Series 546 Dirtcal Dirt Separaters Brass Sweat-1 -1/4"

    Caleffi
    $169.67 - $169.67
    $169.67
    $169.67 - $169.67
    $169.67
    In stock

    SKU 546235A

    $169.67 - $169.67
    $169.67
    $169.67 - $169.67
    $169.67

  • Caleffi Series 546 Dirtcal Dirt Separaters Brass Sweat-1"

    Caleffi
    $116.39 - $116.39
    $116.39
    $116.39 - $116.39
    $116.39
    In stock

    SKU 546228A

    $116.39 - $116.39
    $116.39
    $116.39 - $116.39
    $116.39

  • Caleffi Series 5213 Scald Protection Three Way Mixing Valve Sweat-3/4"

    Caleffi
    $105.49 - $105.49
    $105.49
    $105.49 - $105.49
    $105.49
    In stock

    SKU 521359A

    Adjustable thermostatic and pressure balanced mixing valve for point of use where the user must be protected from the danger of scalding caused by ...

    View full details
    $105.49 - $105.49
    $105.49
    $105.49 - $105.49
    $105.49

  • Caleffi Series 519 Differential Pressure Bypass Valve with 3/4" press x 3/4" NPT press

    Caleffi
    $124.59 - $124.59
    $124.59
    $124.59 - $124.59
    $124.59
    In stock

    SKU 519566A

    $124.59 - $124.59
    $124.59
    $124.59 - $124.59
    $124.59

  • Caleffi Series 519 Differential Pressure Bypass Valve with 1" NPT Female Inlet and 1" Sweat Outlet

    Caleffi
    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13
    In stock

    SKU 519609A

    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13

  • Caleffi Series 519 Differential Pressure Bypass Valve with 1 1/4" NPT and 1 1/4" Sweat Outlet.

    Caleffi
    $206.56 - $206.56
    $206.56
    $206.56 - $206.56
    $206.56
    In stock

    SKU 519709A

    $206.56 - $206.56
    $206.56
    $206.56 - $206.56
    $206.56

  • Caleffi Series 502 Automatic Air Vent 1/8" NPT Male

    Caleffi
    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87
    In stock

    SKU 502610A

    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87

  • Caleffi Series 5027 Automatic Air Vent NPTM With Check Valve-1/4"

    Caleffi
    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98
    In stock

    SKU 502720A

    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98

  • Caleffi Series 5022 High Capacity 1/2" NPT Male Air Vent

    Caleffi
    $29.36 - $29.36
    $29.36
    $29.36 - $29.36
    $29.36
    In stock

    SKU 502243A

    $29.36 - $29.36
    $29.36
    $29.36 - $29.36
    $29.36

  • Caleffi Series 266 Single Line Sweat Fitting Kit 3/4" Male Thread to Sweat Fitting-3/4"

    Caleffi
    $72.50 - $72.50
    $72.50
    $72.50 - $72.50
    $72.50
    In stock

    SKU NA26659

    $72.50 - $72.50
    $72.50
    $72.50 - $72.50
    $72.50

  • Caleffi Series 266 Single Line Sweat Fitting Kit 3/4" Male Thread to Sweat Fitting-1/2"

    Caleffi
    $50.34 - $50.34
    $50.34
    $50.34 - $50.34
    $50.34
    In stock

    SKU NA26649

    $50.34 - $50.34
    $50.34
    $50.34 - $50.34
    $50.34

  • Caleffi 132 Series QuickSetter Balancing Valve with Flow Meter-1" NPT: 3-10 GPM

    Caleffi
    $216.39 - $216.39
    $216.39
    $216.39 - $216.39
    $216.39
    In stock

    SKU 132662A

    $216.39 - $216.39
    $216.39
    $216.39 - $216.39
    $216.39

  • Caleffi Series 266 Single Line Sweat Fitting Kit 3/4" Male Thread to Sweat Fitting-1"

    Caleffi
    $80.85 - $80.85
    $80.85
    $80.85 - $80.85
    $80.85
    In stock

    SKU NA26669

    $80.85 - $80.85
    $80.85
    $80.85 - $80.85
    $80.85

  • Caleffi Series 257 ISolar Interface Adapter

    Caleffi
    $258.28 - $258.28
    $258.28
    $258.28 - $258.28
    $258.28
    In stock

    SKU 257203A

    The interface adapter RS-COM enables the connection of a PC to iSolar Plus controller with V Bus. Service Center Software allows the measured data ...

    View full details
    $258.28 - $258.28
    $258.28
    $258.28 - $258.28
    $258.28

  • Caleffi Series 253 Saftey Solar Release Valve

    Caleffi
    $51.64 - $51.64
    $51.64
    $51.64 - $51.64
    $51.64
    In stock

    SKU 253046

    Safety relief valves for solar systems. Working temperature range: -20—360ºF. Normal pressure: 150 psi. Opening over pressure: 10%. Closing differ...

    View full details
    $51.64 - $51.64
    $51.64
    $51.64 - $51.64
    $51.64

  • Caleffi Series 2521 Adjustable Thermostatic Three Way Mixing Valve-3/4"

    Caleffi
    $172.58 - $172.58
    $172.58
    $172.58 - $172.58
    $172.58
    Low stock

    SKU 252159A

    Adjustable thermostatic three-way mixing valve for solar systems with built-in inlet check valves. Setting range: 80—150ºF. Max. working pressure (...

    View full details
    $172.58 - $172.58
    $172.58
    $172.58 - $172.58
    $172.58

  • Caleffi Series 250 Solar Automatic Air Vent-1/2"

    Caleffi
    $54.51 - $54.51
    $54.51
    $54.51 - $54.51
    $54.51
    In stock

    SKU 250041A

    Automatic air vent for solar systems. Working temperature range: -20—360ºF. Max. working pressure: 150 psi. Max. discharge pressure: 75 psi.

    $54.51 - $54.51
    $54.51
    $54.51 - $54.51
    $54.51
  • Sold out

    Caleffi Series 101 Sweat Adapter 3/4" Sweat to 1/2" SolarFlex 3/4" Male Thread

    Caleffi
    $14.91 - $14.91
    $14.91
    $14.91 - $14.91
    $14.91
    Out of stock

    SKU NA10118

    $14.91 - $14.91
    $14.91
    $14.91 - $14.91
    $14.91
    Sold out

  • Caleffi pump station circulator, 15-58U Pump

    Caleffi
    $239.47 - $239.47
    $239.47
    $239.47 - $239.47
    $239.47
    In stock

    SKU NA10481

    UL listed for Canada and the USA. Voltage is 115V/60HZ 3-speed pump Maximum water temperature: 230F (110C)  replaces: Caleffi NA12168

    $239.47 - $239.47
    $239.47
    $239.47 - $239.47
    $239.47

  • Caleffi Pressure/Temperature Gage for Boilers with 3 1/8" Dial size

    Caleffi
    $31.23 - $31.23
    $31.23
    $31.23 - $31.23
    $31.23
    In stock

    SKU NA503040

    $31.23 - $31.23
    $31.23
    $31.23 - $31.23
    $31.23

  • Caleffi NA5453 Series Dirtmag Magnetic Dirt Separator - 1" Press Connections

    Caleffi
    $205.08 - $205.08
    $205.08
    $205.08 - $205.08
    $205.08
    In stock

    SKU NA545366

    Dirt separator with magnet. Brass mounting housing. Composite PA66G30 body. Max. working pressure: 45 psi. Working temperature range: 32—195°F. Pa...

    View full details
    $205.08 - $205.08
    $205.08
    $205.08 - $205.08
    $205.08

  • Caleffi dual solar pump station return & flow, 3-speed

    Caleffi
    $867.21 - $867.21
    $867.21
    $867.21 - $867.21
    $867.21
    In stock

    SKU 279051A

    Complete with:    Safety relief valve    Ball valves with built-in flow checks in return (non-drainback models only)    Temperature gauges in...

    View full details
    $867.21 - $867.21
    $867.21
    $867.21 - $867.21
    $867.21

  • Caleffi 6762 Series Thermo-Electric Zone Valve with TwisTop-1" Sweat Connection

    Caleffi
    $164.03 - $164.03
    $164.03
    $164.03 - $164.03
    $164.03
    In stock

    SKU 676269A

    $164.03 - $164.03
    $164.03
    $164.03 - $164.03
    $164.03