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

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  • Caleffi MixCal 3-way Thermostatic Mixing Valve 1" Press

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $230.90
    $230.90 - $230.90
    $230.90
    In stock

    SKU 521606A

    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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    $0.00 - $0.00
    $0.00
    $230.90
    $230.90 - $230.90
    $230.90

  • Caleffi 4-in-1 Hydraulic Separator 2" Sweat Union

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $1,215.00
    $1,215.00 - $1,215.00
    $1,215.00
    In stock

    SKU 549599A

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

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    $0.00 - $0.00
    $0.00
    $1,215.00
    $1,215.00 - $1,215.00
    $1,215.00

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $665.25
    $665.25 - $665.25
    $665.25
    In stock

    SKU 549596A

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

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    $0.00 - $0.00
    $0.00
    $665.25
    $665.25 - $665.25
    $665.25

  • Caleffi 4-in-1 Hydraulic Separator 1 1/4" Sweat Union

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $811.50
    $811.50 - $811.50
    $811.50
    In stock

    SKU 549597A

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

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    $0.00 - $0.00
    $0.00
    $811.50
    $811.50 - $811.50
    $811.50

  • Calleffi 3/4" Mixed temp. gauge sweat fitting assembly

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $69.02
    $69.02 - $69.02
    $69.02
    Low stock

    SKU NA10056

    $0.00 - $0.00
    $0.00
    $69.02
    $69.02 - $69.02
    $69.02

  • Caleffi QuickSetter+ flowmeter 3/4" Press 2 to 7 GPM

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $298.41
    $298.41 - $298.41
    $298.41
    In stock

    SKU 132556AFC

    $0.00 - $0.00
    $0.00
    $298.41
    $298.41 - $298.41
    $298.41

  • Caleffi QuickSetter flowmeter 3/4" NPT 2 to 7 GPM

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $219.67
    $219.67 - $219.67
    $219.67
    In stock

    SKU 132552A

    $0.00 - $0.00
    $0.00
    $219.67
    $219.67 - $219.67
    $219.67

  • Caleffi QuickSetter flowmeter 1/2" NPT 1/2 to 1-3/4 GPM

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $203.28
    $203.28 - $203.28
    $203.28
    In stock

    SKU 132432A

    $0.00 - $0.00
    $0.00
    $203.28
    $203.28 - $203.28
    $203.28

  • Caleffi QuickSetter flowmeter 1-1/4" NPT 5 to 19 GPM

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $340.98
    $340.98 - $340.98
    $340.98
    In stock

    SKU 132772A

    $0.00 - $0.00
    $0.00
    $340.98
    $340.98 - $340.98
    $340.98

  • Caleffi QuickSetter flowmeter 1-1/2" NPT 8 to 32 GPM

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $403.28
    $403.28 - $403.28
    $403.28
    In stock

    SKU 132882A

    $0.00 - $0.00
    $0.00
    $403.28
    $403.28 - $403.28
    $403.28
  • Sold out

    SAFETY HIGH LIMIT SENSOR GB142

    Buderus
    $268.24 - $268.24
    $268.24
    $268.24 - $268.24
    $268.24
    Out of stock

    SKU 78194

    $268.24 - $268.24
    $268.24
    $268.24 - $268.24
    $268.24
    Sold out

  • IGNITOR SEAL MOUNTING PLATE BUDERUS

    Buderus
    $55.97 - $55.97
    $55.97
    $55.97 - $55.97
    $55.97
    In stock

    SKU 7098850

    $55.97 - $55.97
    $55.97
    $55.97 - $55.97
    $55.97

  • HOT SURFACE IGNITOR GB142

    Buderus
    $194.52 - $194.52
    $194.52
    $194.52 - $194.52
    $194.52
    In stock

    SKU 7099006

    $194.52 - $194.52
    $194.52
    $194.52 - $194.52
    $194.52

  • AQUASTAT - HIGH LIMIT CONTROLLER FOR BOILER 115V BURNER

    Buderus
    $135.56 - $135.56
    $135.56
    $135.56 - $135.56
    $135.56
    Low stock

    SKU L7248C1006

    $135.56 - $135.56
    $135.56
    $135.56 - $135.56
    $135.56
  • Sold out

    Buderus ignition module for G124, GA124/244, G234X/334X, GC124/II

    Buderus
    $305.00 - $305.00
    $305.00
    $305.00 - $305.00
    $305.00
    Out of stock

    SKU S8600H3002

    $305.00 - $305.00
    $305.00
    $305.00 - $305.00
    $305.00
    Sold out

  • Buderus GB142 ionization electrode

    Buderus
    $109.89 - $109.89
    $109.89
    $109.89 - $109.89
    $109.89
    Low stock

    SKU 78195

    $109.89 - $109.89
    $109.89
    $109.89 - $109.89
    $109.89

  • FLAME ROLL OUT SWITCH

    Buderus
    $61.43 - $61.43
    $61.43
    $61.43 - $61.43
    $61.43
    In stock

    SKU 471336

    $61.43 - $61.43
    $61.43
    $61.43 - $61.43
    $61.43
  • Sold out

    FAN GB142

    Buderus
    $989.56 - $989.56
    $989.56
    $989.56 - $989.56
    $989.56
    Out of stock

    SKU 78184

    $989.56 - $989.56
    $989.56
    $989.56 - $989.56
    $989.56
    Sold out

  • CLAMP FOR CONDENSATE COLLECTOR GB142

    Buderus
    $28.67 - $28.67
    $28.67
    $28.67 - $28.67
    $28.67
    In stock

    SKU 7098848

    $28.67 - $28.67
    $28.67
    $28.67 - $28.67
    $28.67

  • CASING LATCHES, LT GB142

    Buderus
    $49.83 - $49.83
    $49.83
    $49.83 - $49.83
    $49.83
    Low stock

    SKU 7099039

    $49.83 - $49.83
    $49.83
    $49.83 - $49.83
    $49.83

  • SIGHT GLASS GB142

    Buderus
    $43.00 - $43.00
    $43.00
    $43.00 - $43.00
    $43.00
    In stock

    SKU 7098575

    $43.00 - $43.00
    $43.00
    $43.00 - $43.00
    $43.00

  • AIR VENT REVISION SET GB142

    Buderus
    $107.14 - $107.14
    $107.14
    $107.14 - $107.14
    $107.14
    In stock

    SKU 7098822

    $107.14 - $107.14
    $107.14
    $107.14 - $107.14
    $107.14

  • 5/8" PEX COMPRESSION FITTING

    Buderus
    $14.92 - $14.92
    $14.92
    $14.92 - $14.92
    $14.92
    In stock

    SKU 1646851

    $14.92 - $14.92
    $14.92
    $14.92 - $14.92
    $14.92
  • Sold out

    (New part# for Q3451E7103) Buderus Pilot Assembly- ignitor for G-X series boilers

    Buderus
    $46.43 - $46.43
    $46.43
    $46.43 - $46.43
    $46.43
    Out of stock

    SKU 5181652

    $46.43 - $46.43
    $46.43
    $46.43 - $46.43
    $46.43
    Sold out

  • Bracket

    TanklessWaterHeaters
    $42.50 - $42.50
    $42.50
    $42.50 - $42.50
    $42.50
    Low stock

    SKU 03-25122

    This durable mounting bracket is designed specifically for Paloma Legacy tankless water heaters. Ensure your tankless water heater is properly secu...

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    $42.50 - $42.50
    $42.50
    $42.50 - $42.50
    $42.50

  • Azel 2 zone switching relay w/ priority protection, 24VAC output terminal

    ATT Mobility
    $146.55 - $146.55
    $146.55
    $146.55 - $146.55
    $146.55
    In stock

    SKU SP-82

    The i-Link series 2-zone circulator pump controller is operated by low voltage thermostats or any other low voltage controllers having an SPST swit...

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    $146.55 - $146.55
    $146.55
    $146.55 - $146.55
    $146.55

  • Axiom NeutraPal condensate neutralizer kit, 400K BTU 1.6 gal/hr

    Axiom
    $96.92 - $96.92
    $96.92
    $96.92 - $96.92
    $96.92
    In stock

    SKU NC-1

    FEATURES and BENEFITS 1.6 Gal/hr (6.05 l/hr) * NeutraPal prevents acidic condensate from corroding drains and sewer systems Neutralized condensa...

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    $96.92 - $96.92
    $96.92
    $96.92 - $96.92
    $96.92

  • 24V RADIANT T-STAT AIR SENSOR

    TanklessWaterHeaters
    $140.63 - $140.63
    $140.63
    $140.63 - $140.63
    $140.63
    In stock

    SKU MTC39994UF

    MTC can be mounted in a standard single gang electrical box with a minimum width of 2-1/4" 

    $140.63 - $140.63
    $140.63
    $140.63 - $140.63
    $140.63

  • Aube/Honeywell 24V thermostat, heating only, battery included

    Control Supply Corporation
    $64.15 - $64.15
    $64.15
    $64.15 - $64.15
    $64.15
    In stock

    SKU TH135-01B

    Selectable temperature control gives thermostat flexibility to control a range of heating applications Comfort, economy and vacation presets enabl...

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    $64.15 - $64.15
    $64.15
    $64.15 - $64.15
    $64.15

  • 8" Splice Material for Joining Solar Strut Sections

    Sun Earth, Inc
    $0.00 - $0.00
    $0.00
    $27.03
    $27.03 - $27.03
    $27.03
    In stock

    SKU MTG-SPLICE-8

    Splice Joins two sections of solar strut together for extended arrays 

    $0.00 - $0.00
    $0.00
    $27.03
    $27.03 - $27.03
    $27.03

  • 80 Gallon Solar Tank w/heat exchanger and 4500 watt element

    Sun Earth, Inc
    $2,863.64 - $2,863.64
    $2,863.64
    $2,863.64 - $2,863.64
    $2,863.64
    In stock

    SKU SE80HX-6

    Single wall internal heat exchange coil for the most efficient heat transfer from solar collectors Long-Lasting Low-Watt Density Heating Elemen...

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    $2,863.64 - $2,863.64
    $2,863.64
    $2,863.64 - $2,863.64
    $2,863.64

  • PVC Vent Termination - 3 in

    Rheem Sales Company Inc
    $33.35 - $33.35
    $33.35
    $33.35 - $33.35
    $33.35
    In stock

    SKU SP20286

    The horizontal vent termination kit provides you with a clean, professional installation of the intake and exhaust pipes when you are installing a ...

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    $33.35 - $33.35
    $33.35
    $33.35 - $33.35
    $33.35

  • PVC Vent Termination - 2 in

    Rheem Sales Company Inc
    $33.35 - $33.35
    $33.35
    $33.35 - $33.35
    $33.35
    In stock

    SKU SP20285

    The horizontal vent termination kit provides you with a clean, professional installation of the intake and exhaust pipes when you are installing a ...

    View full details
    $33.35 - $33.35
    $33.35
    $33.35 - $33.35
    $33.35

  • 120 Gallon Solar Tank with 4500 watt element

    Sun Earth, Inc
    $2,087.27 - $2,087.27
    $2,087.27
    $2,087.27 - $2,087.27
    $2,087.27
    In stock

    SKU SE120-6

    4500 Watt Heating Element (12-yr model features Incoloy Element) Fully Glass lined Magnesium Anode Rod with Stainless Steel core (12-yr model feat...

    View full details
    $2,087.27 - $2,087.27
    $2,087.27
    $2,087.27 - $2,087.27
    $2,087.27

  • 120 Gallon Solar Tank w/heat exchanger and 4500 watt element

    Sun Earth, Inc
    $2,680.87 - $2,680.87
    $2,680.87
    $2,680.87 - $2,680.87
    $2,680.87
    In stock

    SKU SE120HX-6

    Single wall internal heat exchange coil for the most efficient heat transfer from solar collectors Long-Lasting Low-Watt Density Heating Elemen...

    View full details
    $2,680.87 - $2,680.87
    $2,680.87
    $2,680.87 - $2,680.87
    $2,680.87

  • Viega ProPress 90° street elbow, copper, P: ¾, FTG: ¾

    Viega LLC
    $0.00 - $0.00
    $0.00
    $7.00
    $7.00 - $7.00
    $7.00
    In stock

    SKU 77052

    Smart Connect technology For use with ASTM B88 and B75 tubing Copper Press connection, street Components EPDM sealing elementModel 2916.1

    $0.00 - $0.00
    $0.00
    $7.00
    $7.00 - $7.00
    $7.00