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Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling.
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling.

Components

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

    Caleffi
    Original price $50.34 - Original price $50.34
    Original price
    $50.34
    $50.34 - $50.34
    Current price $50.34
    In stock

    SKU NA26649

    Original price $50.34 - Original price $50.34
    Original price
    $50.34
    $50.34 - $50.34
    Current price $50.34
  • Caleffi Series 266 Single Line Sweat Fitting Kit 3/4" Male Thread to Sweat Fitting-3/4"

    Caleffi
    Original price $72.50 - Original price $72.50
    Original price
    $72.50
    $72.50 - $72.50
    Current price $72.50
    In stock

    SKU NA26659

    Original price $72.50 - Original price $72.50
    Original price
    $72.50
    $72.50 - $72.50
    Current price $72.50
  • Caleffi Series 266 Single Line Sweat Fitting Kit 3/4" Male Thread to Sweat Fitting-1"

    Caleffi
    Original price $80.85 - Original price $80.85
    Original price
    $80.85
    $80.85 - $80.85
    Current price $80.85
    In stock

    SKU NA26669

    Original price $80.85 - Original price $80.85
    Original price
    $80.85
    $80.85 - $80.85
    Current price $80.85
  • Caleffi Series NA155 Sweat Union Kit for NA255160 Station-3/4"

    Caleffi
    Original price $92.62 - Original price $92.62
    Original price
    $92.62
    $92.62 - $92.62
    Current price $92.62
    In stock

    SKU NA15559

    Original price $92.62 - Original price $92.62
    Original price
    $92.62
    $92.62 - $92.62
    Current price $92.62
  • Caleffi Series NA267 Dual Sweat Kit Fitting 3/4" Male Thread by 3/4" Sweat Fitting

    Caleffi
    Original price $147.46 - Original price $147.46
    Original price
    $147.46
    $147.46 - $147.46
    Current price $147.46
    In stock

    SKU NA26759

    Original price $147.46 - Original price $147.46
    Original price
    $147.46
    $147.46 - $147.46
    Current price $147.46
  • Caleffi Series NA155 Sweat Union Kit for NA255160 Station-1"

    Caleffi
    Original price $93.44 - Original price $93.44
    Original price
    $93.44
    $93.44 - $93.44
    Current price $93.44
    In stock

    SKU NA15569

    Original price $93.44 - Original price $93.44
    Original price
    $93.44
    $93.44 - $93.44
    Current price $93.44
  • Caleffi 1" Sweat Union

    Caleffi
    Original price $33.52 - Original price $33.52
    Original price
    $33.52
    $33.52 - $33.52
    Current price $33.52
    In stock

    SKU NA12154

    Original price $33.52 - Original price $33.52
    Original price
    $33.52
    $33.52 - $33.52
    Current price $33.52
  • Caleffi Series 253 Saftey Solar Release Valve

    Caleffi
    Original price $51.64 - Original price $51.64
    Original price
    $51.64
    $51.64 - $51.64
    Current price $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...

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    Original price $51.64 - Original price $51.64
    Original price
    $51.64
    $51.64 - $51.64
    Current price $51.64
  • Caleffi Series NA292 Shut Off Air Vent Valve 1/2" NPT Female to 1/2" Male

    Caleffi
    Original price $42.30 - Original price $42.30
    Original price
    $42.30
    $42.30 - $42.30
    Current price $42.30
    In stock

    SKU NA29284

    Original price $42.30 - Original price $42.30
    Original price
    $42.30
    $42.30 - $42.30
    Current price $42.30
  • Caleffi Series 2521 Adjustable Thermostatic Three Way Mixing Valve-3/4"

    Caleffi
    Original price $172.58 - Original price $172.58
    Original price
    $172.58
    $172.58 - $172.58
    Current price $172.58
    In 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 (...

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    Original price $172.58 - Original price $172.58
    Original price
    $172.58
    $172.58 - $172.58
    Current price $172.58
  • Caleffi Series 2521 Adjustable Thermostatic Three Way Mixing Valve-1"

    Caleffi
    Original price $200.81 - Original price $200.81
    Original price
    $200.81
    $200.81 - $200.81
    Current price $200.81
    In stock

    SKU 252169A

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

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    Original price $200.81 - Original price $200.81
    Original price
    $200.81
    $200.81 - $200.81
    Current price $200.81
  • Caleffi Series 251 Discal High Capacity Auto Air Vent 1/2" NPT Female

    Caleffi
    Original price $116.39 - Original price $116.39
    Original price
    $116.39
    $116.39 - $116.39
    Current price $116.39
    In stock

    SKU 251004A

    Original price $116.39 - Original price $116.39
    Original price
    $116.39
    $116.39 - $116.39
    Current price $116.39
  • Caleffi Series 250 Solar Automatic Air Vent-1/2"

    Caleffi
    Original price $54.51 - Original price $54.51
    Original price
    $54.51
    $54.51 - $54.51
    Current price $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.

    Original price $54.51 - Original price $54.51
    Original price
    $54.51
    $54.51 - $54.51
    Current price $54.51
  • Blue White SolarMeter Flowmeter Sweat

    SunEarth
    Original price $154.55 - Original price $154.55
    Original price
    $154.55
    $154.55 - $154.55
    Current price $154.55
    In stock

    SKU F-44750LB-12

    Original price $154.55 - Original price $154.55
    Original price
    $154.55
    $154.55 - $154.55
    Current price $154.55
  • Caleffi Replacement Fuse T4A (Discontinued)

    Caleffi
    Original price $3.10 - Original price $3.10
    Original price
    $3.10
    $3.10 - $3.10
    Current price $3.10
    Out of stock

    SKU 257208

    Original price $3.10 - Original price $3.10
    Original price
    $3.10
    $3.10 - $3.10
    Current price $3.10
    Sold out
  • Viessmann Vitosol Sensor Well set for Collectors (1 required per field)

    Viessmann
    Original price $83.19 - Original price $83.19
    Original price
    $83.19
    $83.19 - $83.19
    Current price $83.19
    In stock

    SKU 7174 993

    Original price $83.19 - Original price $83.19
    Original price
    $83.19
    $83.19 - $83.19
    Current price $83.19