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

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  • Caleffi Hydro Separator 2" Press F Union

    Caleffi
    $908.25 - $908.25
    $908.25
    $908.25 - $908.25
    $908.25
    In stock

    SKU 548069A

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

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    $908.25 - $908.25
    $908.25
    $908.25 - $908.25
    $908.25

  • CALEFFI SOLAR 1/2" MPT AUTO AIR VENT 300 DEG RATED

    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

  • Caleffi replacement fuse T4A

    Caleffi
    $3.10 - $3.10
    $3.10
    $3.10 - $3.10
    $3.10
    In stock

    SKU 257208

    $3.10 - $3.10
    $3.10
    $3.10 - $3.10
    $3.10

  • 1" Union NPT Composite DirtMag with isolation ball valves

    Caleffi
    $221.31 - $221.31
    $221.31
    $221.31 - $221.31
    $221.31
    In stock

    SKU NA545356

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

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    $221.31 - $221.31
    $221.31
    $221.31 - $221.31
    $221.31

  • Caleffi differential bypass 3/4" NPT w/ 3/4" NPT outlet

    Caleffi
    $109.84 - $109.84
    $109.84
    $109.84 - $109.84
    $109.84
    In stock

    SKU 519502A

    $109.84 - $109.84
    $109.84
    $109.84 - $109.84
    $109.84

  • Caleffi 1/2" sweat union connection set to 1" male thread

    Caleffi
    $24.51 - $24.51
    $24.51
    $24.51 - $24.51
    $24.51
    In stock

    SKU NA12249

    $24.51 - $24.51
    $24.51
    $24.51 - $24.51
    $24.51

  • Caleffi Wilo Star S30 - 3 speed 120V, pump station replacement circulator

    Caleffi
    $321.05 - $321.05
    $321.05
    $321.05 - $321.05
    $321.05
    In stock

    SKU NA12169

    Replacement pump fits NA255 Series solar pump station. 120 VAC/1.3 A30 feet head/30 gpm1½" male union thread

    $321.05 - $321.05
    $321.05
    $321.05 - $321.05
    $321.05

  • CALEFFI SOLAR HI CAPACITY AUTO AIR VENT 1/2" FPT

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

    SKU 251004A

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

  • Caleffi 2 way Zone Valve Body Only 20 PSI Close-Off, NO FITTINGS

    Caleffi
    $20.47 - $20.47
    $20.47
    $20.47 - $20.47
    $20.47
    In stock

    SKU 676000A

    $20.47 - $20.47
    $20.47
    $20.47 - $20.47
    $20.47

  • Caleffi hydro separator 1" NPT female union

    Caleffi
    $406.50 - $406.50
    $406.50
    $406.50 - $406.50
    $406.50
    In stock

    SKU 548006A

    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
    $406.50 - $406.50
    $406.50
    $406.50 - $406.50
    $406.50

  • Caleffi backflow preventer 1/2" sweat inlet/outlet

    Caleffi
    $69.53 - $69.53
    $69.53
    $69.53 - $69.53
    $69.53
    In stock

    SKU 573409A

    $69.53 - $69.53
    $69.53
    $69.53 - $69.53
    $69.53

  • Caleffi 3/4" sweat 3-way thermostatic mix valve low-lead brass

    Caleffi
    $154.18 - $154.18
    $154.18
    $154.18 - $154.18
    $154.18
    In stock

    SKU 521509A

    Adjustable thermostatic mixing valve (sweat)For point of distribution in domestic water systems and radiant hydronic heating systems.Locking set p...

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    $154.18 - $154.18
    $154.18
    $154.18 - $154.18
    $154.18

  • Caleffi 4-in-1 Hydraulic Separator 1 1/2" Sweat union

    Caleffi
    $894.75 - $894.75
    $894.75
    $894.75 - $894.75
    $894.75
    In stock

    SKU 549598A

    The Caleffi SEP4™ combination hydraulic, air, dirt and magnetic separator is a device that, incorporates high performance air and magnetic and non-...

    View full details
    $894.75 - $894.75
    $894.75
    $894.75 - $894.75
    $894.75

  • Caleffi Autofill Combo 1/2" NPT w/Filter & Gauge

    Caleffi
    $302.66 - $302.66
    $302.66
    $302.66 - $302.66
    $302.66
    In stock

    SKU NA573022

    Replenishment water treatment filling unitReplenishment water treatment filling unit, demineralizes site water through a color changing (indicates...

    View full details
    $302.66 - $302.66
    $302.66
    $302.66 - $302.66
    $302.66

  • Caleffi Brass Dirtmag 1-1/4" Press Dirt Sep.

    Caleffi
    $273.75 - $273.75
    $273.75
    $273.75 - $273.75
    $273.75
    In stock

    SKU 546367A

    $273.75 - $273.75
    $273.75
    $273.75 - $273.75
    $273.75

  • Caleffi AngleMix™ 3- Way Mixing valve 3/4" Press w/Check,Gaug

    Caleffi
    $240.00 - $240.00
    $240.00
    $240.00 - $240.00
    $240.00
    In stock

    SKU 520516AC

    Angled thermostatic mixing valve Technical data Maximum static operating pressure: 150 psi Maximum dynamic operating pressure: 75 psi Adjus...

    View full details
    $240.00 - $240.00
    $240.00
    $240.00 - $240.00
    $240.00

  • Caleffi AngleMix Ang. Body Mix Vlv, 1" Union - Ind. Boxed

    Caleffi
    $114.75 - $114.75
    $114.75
    $114.75 - $114.75
    $114.75
    In stock

    SKU 520051A

    Replacement bodySee fitting selection table in Section 8.

    $114.75 - $114.75
    $114.75
    $114.75 - $114.75
    $114.75

  • Caleffi differential bypass 1" NPT w/ 1" NPT Male Union Outlet

    Caleffi
    $175.00 - $175.00
    $175.00
    $175.00 - $175.00
    $175.00
    In stock

    SKU 519600A

    Differential pressure by-pass valveAdjustable from 2 to 10 psid.3/4" flow up to 9 gpm.1" flow up to 40 gpm.1 1/4" flow up to 45 gpm. Technical d...

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    $175.00 - $175.00
    $175.00
    $175.00 - $175.00
    $175.00

  • Caleffi Compression Fitting, for 1/2" hard copper, w/o-ring seal. Chrome Plated

    Caleffi
    $7.73 - $7.73
    $7.73
    $7.73 - $7.73
    $7.73
    In stock

    SKU 437516

    Compression fittingFor annealed copper, hard copper, brass, mild steel and stainless steel pipes.With o-ring seal. Technical data Maximum opera...

    View full details
    $7.73 - $7.73
    $7.73
    $7.73 - $7.73
    $7.73

  • Caleffi Brass 3/4" SWT Dirt Separator for vertical pipes

    Caleffi
    $99.17 - $99.17
    $99.17
    $99.17 - $99.17
    $99.17
    Low stock

    SKU NA546995

    $99.17 - $99.17
    $99.17
    $99.17 - $99.17
    $99.17

  • Caleffi Brass Dirtmag 1" Press Dirt Sep.

    Caleffi
    $178.50 - $178.50
    $178.50
    $178.50 - $178.50
    $178.50
    In stock

    SKU 546366A

    Dual magnet dirt separator (sweat)Internal magnet in drywell and clip-on magnetGlass reinforced nylon internal elementComplete with: Drain valve ...

    View full details
    $178.50 - $178.50
    $178.50
    $178.50 - $178.50
    $178.50

  • Caleffi 521 MixCal Body 1" male union thread

    Caleffi
    $114.75 - $114.75
    $114.75
    $114.75 - $114.75
    $114.75
    In stock

    SKU 521101A

    Replacement bodyThermostatic mixing valve (fittings required).

    $114.75 - $114.75
    $114.75
    $114.75 - $114.75
    $114.75

  • AngleMix 3-Way Mixing valve 1" press union, check valves

    Caleffi
    $323.25 - $323.25
    $323.25
    $323.25 - $323.25
    $323.25
    In stock

    SKU 520616AC

    Angled thermostatic mixing valve Technical data Maximum static operating pressure: 150 psi Maximum dynamic operating pressure: 75 psi Adjus...

    View full details
    $323.25 - $323.25
    $323.25
    $323.25 - $323.25
    $323.25

  • Caleffi 3-way Divert Valve 1-1/4" Sweat 7.5 Cv

    Caleffi
    $111.75 - $111.75
    $111.75
    $111.75 - $111.75
    $111.75
    In stock

    SKU Z300737

    Z3 3-way diverting valve body for motorized zone valvesThree-way on/off two position valve.Diverting flow pattern.Stainless steel stem.EPDM rubbe...

    View full details
    $111.75 - $111.75
    $111.75
    $111.75 - $111.75
    $111.75

  • Caleffi 1" Union Thread with Gauge

    Caleffi
    $35.87 - $35.87
    $35.87
    $35.87 - $35.87
    $35.87
    In stock

    SKU NA10358

    Point of distribution mixed temperature gauge adapterFace dial diameter: 2". Technical data Fluid temperature range: 30–210 °F

    $35.87 - $35.87
    $35.87
    $35.87 - $35.87
    $35.87

  • Autofill Combo 1/2" FNPT X 1/2" FNPT W/ Gauge

    Caleffi
    $173.25 - $173.25
    $173.25
    $173.25 - $173.25
    $173.25
    In stock

    SKU 573012A

    Automatic filling valve with backflow preventer and pressure gaugePre-adjustable automatic filling valve with backflow preventer. Technical dat...

    View full details
    $173.25 - $173.25
    $173.25
    $173.25 - $173.25
    $173.25

  • 142 Series Variable Orifice Low Lead Balancing Valve 1" NPT w/PT ports

    Caleffi
    $123.85 - $123.85
    $123.85
    $123.85 - $123.85
    $123.85
    In stock

    SKU 142261A

    Static balancing valve (variable orifice, low-lead)Certified to Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadia...

    View full details
    $123.85 - $123.85
    $123.85
    $123.85 - $123.85
    $123.85

  • 142 Series Variable Orifice Low Lead Balancing Valve 3/4" NPT w/PT ports

    Caleffi
    $91.54 - $91.54
    $91.54
    $91.54 - $91.54
    $91.54
    In stock

    SKU 142251A

    Static balancing valve (variable orifice, low-lead)Certified to Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadia...

    View full details
    $91.54 - $91.54
    $91.54
    $91.54 - $91.54
    $91.54
  • Sold out

    142 Series Variable Orifice Low Lead Balancing Valve 1/2" NPT w/PT ports

    Caleffi
    $85.38 - $85.38
    $85.38
    $85.38 - $85.38
    $85.38
    Out of stock

    SKU 142241A

    Static balancing valve (variable orifice, low-lead)Certified to Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadia...

    View full details
    $85.38 - $85.38
    $85.38
    $85.38 - $85.38
    $85.38
    Sold out

  • Caleffi DirtMagPRO1" press

    Caleffi
    $200.17 - $200.17
    $200.17
    $200.17 - $200.17
    $200.17
    In stock

    SKU 546366AM

    $200.17 - $200.17
    $200.17
    $200.17 - $200.17
    $200.17

  • Caleffi 1" Union Washer - R20011

    Caleffi
    $2.20 - $2.20
    $2.20
    $2.20 - $2.20
    $2.20
    In stock

    SKU F50055

    $2.20 - $2.20
    $2.20
    $2.20 - $2.20
    $2.20

  • XF Magnetic Strainer 1-1/2" press union

    Caleffi
    $625.92 - $625.92
    $625.92
    $625.92 - $625.92
    $625.92
    In stock

    SKU 577986A

    Semi-automatic self-cleaning magnetic filter.  Adjustable for horizontal and vertical pipes. Drain cock with hose connection. Connection: G 3/4"...

    View full details
    $625.92 - $625.92
    $625.92
    $625.92 - $625.92
    $625.92

  • XF Magnetic Strainer 1-1/4" press union

    Caleffi
    $506.82 - $506.82
    $506.82
    $506.82 - $506.82
    $506.82
    In stock

    SKU 577876A

    Semi-automatic self-cleaning magnetic filter.  Adjustable for horizontal and vertical pipes. Drain cock with hose connection. Connection: G 3/4"...

    View full details
    $506.82 - $506.82
    $506.82
    $506.82 - $506.82
    $506.82

  • XF Magnetic Strainer 1" press union

    Caleffi
    $261.87 - $261.87
    $261.87
    $261.87 - $261.87
    $261.87
    In stock

    SKU 577666A

    Semi-automatic self-cleaning magnetic filter.  Adjustable for horizontal and vertical pipes. Drain cock with hose connection. Connection: G 3/4"...

    View full details
    $261.87 - $261.87
    $261.87
    $261.87 - $261.87
    $261.87

  • ThermoSetter Balancing Valve 1/2" FNPT w/ Check Valve & Gauge

    Caleffi
    $243.08 - $243.08
    $243.08
    $243.08 - $243.08
    $243.08
    In stock

    SKU 116141AC

    $243.08 - $243.08
    $243.08
    $243.08 - $243.08
    $243.08

  • ThermoSetter Balancing Valve 3/4" FNPT w/ Check Valve & Gauge

    Caleffi
    $263.08 - $263.08
    $263.08
    $263.08 - $263.08
    $263.08
    In stock

    SKU 116151AC

    $263.08 - $263.08
    $263.08
    $263.08 - $263.08
    $263.08