Skip to content
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*

All

Filters

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $196.97
    $196.97 - $196.97
    $196.97
    In stock

    SKU 521500A

    Adjustable thermostatic mixing valve (NPT)Locking set point knob.(0 gpm with recirculation). Technical data Maximum operating pressure: 200 psi...

    View full details
    $0.00 - $0.00
    $0.00
    $196.97
    $196.97 - $196.97
    $196.97

  • 3-way thermostatic mixing valve, LOW LEAD Brass w/adaptor and Temp gauge 1" SWT

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $258.20
    $258.20 - $258.20
    $258.20
    In stock

    SKU 521619A

    $0.00 - $0.00
    $0.00
    $258.20
    $258.20 - $258.20
    $258.20

  • Caleffi 1" sweat 3-way thermostatic mix valve low-lead brass

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $219.92
    $219.92 - $219.92
    $219.92
    In stock

    SKU 521609A

    $0.00 - $0.00
    $0.00
    $219.92
    $219.92 - $219.92
    $219.92

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $237.54
    $237.54 - $237.54
    $237.54
    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...

    View full details
    $0.00 - $0.00
    $0.00
    $237.54
    $237.54 - $237.54
    $237.54

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $1,251.75
    $1,251.75 - $1,251.75
    $1,251.75
    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...

    View full details
    $0.00 - $0.00
    $0.00
    $1,251.75
    $1,251.75 - $1,251.75
    $1,251.75

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $685.50
    $685.50 - $685.50
    $685.50
    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-...

    View full details
    $0.00 - $0.00
    $0.00
    $685.50
    $685.50 - $685.50
    $685.50

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $835.50
    $835.50 - $835.50
    $835.50
    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-...

    View full details
    $0.00 - $0.00
    $0.00
    $835.50
    $835.50 - $835.50
    $835.50

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $71.07
    $71.07 - $71.07
    $71.07
    Low stock

    SKU NA10056

    $0.00 - $0.00
    $0.00
    $71.07
    $71.07 - $71.07
    $71.07

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $307.14
    $307.14 - $307.14
    $307.14
    In stock

    SKU 132556AFC

    $0.00 - $0.00
    $0.00
    $307.14
    $307.14 - $307.14
    $307.14

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $226.23
    $226.23 - $226.23
    $226.23
    In stock

    SKU 132552A

    $0.00 - $0.00
    $0.00
    $226.23
    $226.23 - $226.23
    $226.23

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $209.02
    $209.02 - $209.02
    $209.02
    In stock

    SKU 132432A

    $0.00 - $0.00
    $0.00
    $209.02
    $209.02 - $209.02
    $209.02

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $350.82
    $350.82 - $350.82
    $350.82
    In stock

    SKU 132772A

    $0.00 - $0.00
    $0.00
    $350.82
    $350.82 - $350.82
    $350.82

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

    Caleffi North America, Inc
    $0.00 - $0.00
    $0.00
    $415.57
    $415.57 - $415.57
    $415.57
    In stock

    SKU 132882A

    $0.00 - $0.00
    $0.00
    $415.57
    $415.57 - $415.57
    $415.57
  • 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...

    View full details
    $42.50 - $42.50
    $42.50
    $42.50 - $42.50
    $42.50

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

    Azel
    $146.55 - $146.55
    $146.55
    $146.55 - $146.55
    $146.55
    Low 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...

    View full details
    $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...

    View full details
    $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

  • 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
    $0.00 - $0.00
    $0.00
    $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...

    View full details
    $0.00 - $0.00
    $0.00
    $2,863.64
    $2,863.64 - $2,863.64
    $2,863.64

  • PVC Vent Termination - 3 in

    Rheem Sales Company Inc
    $0.00 - $0.00
    $0.00
    $22.96
    $22.96 - $22.96
    $22.96
    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 ...

    View full details
    $0.00 - $0.00
    $0.00
    $22.96
    $22.96 - $22.96
    $22.96

  • 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