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Boiler (201)
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Burner (1)
Burner Part (1)
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Commercial Heater (28)

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$5 to $10 (8)
$10 to $15 (23)
$15 to $20 (36)
$20 to $25 (42)
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$40 to $45 (29)
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$50 to $60 (68)

Lochinvar

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Product Image of Cover Gasket Gas Air Arm Small, 100233624
$41.80 each
In Stock
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Product Image of 199,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Floor Mount) (NG)
$6,434.56 each
In Stock
Get 6 by Thu, Aug 20 - Mon, Aug 24
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Product Image of Burner Assembly w/ Gasket, 100135307
Burner Assembly w/ Gasket, 100135307
SKU: 100135307
Lochinvar
SKU: 100135307
Brand: Lochinvar
$383.98 each
In Stock
Get 3 by Wed, Aug 19
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Product Image of Heating Element, 100063315
Heating Element, 100063315
SKU: 100063315
Lochinvar
SKU: 100063315
Brand: Lochinvar
(1)
$47.08 each
In Stock
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In Stock
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Product Image of 113 Gallon, Squire SIT119 Indirect Water Heater
$4,249.52 each
In Stock
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Product Image of Filter - 12" x 12" x 1", 100233577
Filter - 12" x 12" x 1", 100233577
SKU: 100233577
Lochinvar
SKU: 100233577
Brand: Lochinvar
$51.73 each
In Stock
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Product Image of Gasket, Fan, 100288878
Gasket, Fan, 100288878
SKU: 100288878
Lochinvar
SKU: 100288878
Brand: Lochinvar
$46.03 each
In Stock
Get 1 by Fri, Aug 21
In Stock
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Product Image of 30 Gallon Glass Lined Hydronic Buffer Tank
$1,223.77 each
In Stock
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In Stock
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Product Image of Fan Assembly, 100144984
Fan Assembly, 100144984
SKU: 100144984
Lochinvar
SKU: 100144984
Brand: Lochinvar
$1,454.11 each
In Stock
Get 4 by Wed, Aug 19
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Product Image of Arm Assembly, 100173792
Arm Assembly, 100173792
SKU: 100173792
Lochinvar
SKU: 100173792
Brand: Lochinvar
$185.21 each
In Stock
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Product Image of Heat Exchanger Top Plate Gasket, 100287111
$64.47 each
In Stock
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Product Image of Preventative Maintenance Service Kit for FTXL Fire Tube Boiler, FTXL725-850, 100320881
$909.77 each
In Stock
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Product Image of Connection Board, 100208475
Connection Board, 100208475
SKU: 100208475
Lochinvar
SKU: 100208475
Brand: Lochinvar
$166.87 each
In Stock
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In Stock
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Product Image of Switch, Pressure, 100275596
Switch, Pressure, 100275596
SKU: 100275596
Lochinvar
SKU: 100275596
Brand: Lochinvar
$33.94 each
In Stock
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Product Image of .27" WC SPDT Pressure Switch, 100166242
.27" WC SPDT Pressure Switch, 100166242
SKU: 100166242
Lochinvar
SKU: 100166242
Brand: Lochinvar
$160.00 each
In Stock
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Product Image of 230F CO Auto Limit Switch, 100208182
230F CO Auto Limit Switch, 100208182
SKU: 100208182
Lochinvar
SKU: 100208182
Brand: Lochinvar
$216.39 each
In Stock
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Product Image of SPDT Pressure Switch, .95" WC, 100166249
$157.28 each
In Stock
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Product Image of 110,000 BTU Noble Fire Tube High Efficiency Boiler (LP)
$2,882.15 each
In Stock
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In Stock
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Product Image of 89,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Wall Mount) (NG)
$4,551.15 each
Out of Stock
Get it by Wed, Sep 2 - Mon, Sep 14
Out of Stock
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Product Image of 4" Flue Gasket Kit, 100330219
4" Flue Gasket Kit, 100330219
SKU: 100330219
Lochinvar
SKU: 100330219
Brand: Lochinvar
$26.02 each
In Stock
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Product Image of Time Delay A V Class T Fuse,time Delay,6.3a,250v, 100290102
$14.49 each
In Stock
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Product Image of Fan Assembly, 100233487
Fan Assembly, 100233487
SKU: 100233487
Lochinvar
SKU: 100233487
Brand: Lochinvar
$676.76 each
In Stock
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In Stock
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Product Image of 115/230 V 1/2 HP 1800 RPM Pump BF, 100133603
$1,657.26 each
In Stock
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Product Image of Low Voltage Connection Board, 100208498
Low Voltage Connection Board, 100208498
SKU: 100208498
Lochinvar
SKU: 100208498
Brand: Lochinvar
$124.67 each
In Stock
Get 5 by Wed, Aug 19
In Stock
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Product Image of Ventilation Fan Replacement, 100233489
Ventilation Fan Replacement, 100233489
SKU: 100233489
Lochinvar
SKU: 100233489
Brand: Lochinvar
$136.63 each
In Stock
Get 7 by Wed, Aug 19
In Stock
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Product Image of Relief Valve 50 Psi, 100208454
Relief Valve 50 Psi, 100208454
SKU: 100208454
Lochinvar
SKU: 100208454
Brand: Lochinvar
$122.38 each
In Stock
Get 44 by Wed, Aug 19
In Stock
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Product Image of Bypass Assembly, 100278303
Bypass Assembly, 100278303
SKU: 100278303
Lochinvar
SKU: 100278303
Brand: Lochinvar
$62.55 each
In Stock
Get 2 by Wed, Aug 19
In Stock
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Product Image of Gasket, Fan, 100288877
Gasket, Fan, 100288877
SKU: 100288877
Lochinvar
SKU: 100288877
Brand: Lochinvar
$37.02 each
In Stock
Get 2 by Wed, Aug 19
In Stock
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Product Image of 1/4" NPT T-Stat Sensor Immersion Kit, 100208563
$110.77 each
In Stock
Get 1 by Tue, Aug 18
In Stock
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Product Image of Air Shroud Gasket, 100233703
Air Shroud Gasket, 100233703
SKU: 100233703
Lochinvar
SKU: 100233703
Brand: Lochinvar
$34.83 each
In Stock
Get 1 by Wed, Aug 19
In Stock
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Product Image of Integrated Control Board, 100167865
Integrated Control Board, 100167865
SKU: 100167865
Lochinvar
SKU: 100167865
Brand: Lochinvar
$584.69 each
In Stock
Get 2 by Wed, Aug 19
In Stock
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Product Image of Primary-Secondary Piping Kit for Noble Combi Boilers, 100304841
$1,033.77 each
In Stock
Get 1 by Tue, Aug 18
In Stock
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Product Image of Burner with Compression Fitting, 100135316
$137.62 each
In Stock
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In Stock
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Product Image of CON-X-US Control Board, 100281368
CON-X-US Control Board, 100281368
SKU: 100281368
Lochinvar
SKU: 100281368
Brand: Lochinvar
(1)
$529.99 each
In Stock
Get 4 by Fri, Aug 21 - Mon, Aug 24
In Stock
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Product Image of Gasket, Hex To Flow Group, 100275593
Gasket, Hex To Flow Group, 100275593
SKU: 100275593
Lochinvar
SKU: 100275593
Brand: Lochinvar
$10.00 each
Backorder
Get it by Wed, Sep 16 - Wed, Oct 14
Backorder
Get it by Wed, Sep 16 - Wed, Oct 14
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Product Image of 69,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Wall Mount) (NG)
$4,085.94 each
In Stock
Get 3 by Thu, Aug 20 - Mon, Aug 24
In Stock
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Product Image of 1/6 HP 120 V 1 PH Pump with Flanges, 100133613
$1,283.33 each
In Stock
Get 2 by Tue, Aug 18
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Product Image of AW400 Integrated Control, 100167804
AW400 Integrated Control, 100167804
SKU: 100167804
Lochinvar
SKU: 100167804
Brand: Lochinvar
$761.14 each
In Stock
Get 3 by Tue, Aug 18
In Stock
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Product Image of Control Module, 100167772
Control Module, 100167772
SKU: 100167772
Lochinvar
SKU: 100167772
Brand: Lochinvar
$1,624.81 each
In Stock
Get 3 by Tue, Aug 18
In Stock
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Product Image of Gas Valve Assembly (Natural Gas), 100172018
Gas Valve Assembly (Natural Gas), 100172018
SKU: 100172018
Lochinvar
SKU: 100172018
Brand: Lochinvar
$222.96 each
In Stock
Get 1 by Thu, Aug 20
In Stock
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Product Image of 120V-PRI 24V-SEC 75VA Transformer, 100208251
$125.13 each
In Stock
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Product Image of NG to LP Conversion Kit for WHN156, 100285817
$104.50 each
In Stock
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In Stock
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Product Image of Gasket, Heat Exchanger Top Plate, 100275572
$75.98 each
In Stock
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In Stock
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Product Image of 745,000 BTU Copper-Fin Boiler (NG)
745,000 BTU Copper-Fin Boiler (NG)
SKU: CBN0747-M13
Lochinvar
SKU: CBN0747-M13
Brand: Lochinvar
$10,663.05 each
In Stock
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In Stock
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Product Image of Burner Assembly for PF Unit, 100135332
Burner Assembly for PF Unit, 100135332
SKU: 100135332
Lochinvar
SKU: 100135332
Brand: Lochinvar
$2,890.35 each
In Stock
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In Stock
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Product Image of 3/4 HP Stainless Steel Pump, 2 Flange, 100166409
$4,375.52 each
In Stock
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Product Image of Heat Exchanger Access Door, 100173749
Heat Exchanger Access Door, 100173749
SKU: 100173749
Lochinvar
SKU: 100173749
Brand: Lochinvar
(1)
$202.84 each
In Stock
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In Stock
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Product Image of Low Water Cutoff with Manual Reset, 100173747
$222.83 each
In Stock
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More About Lochinvar
Lochinvar's history dates back to 1919 when founder Walter Vallett, Sr. entered into the water heater business. Mr. Vallett was a true industry pioneer, and was instrumental in the development of the first automatic gas-fired water heaters early in his career. In 1946 he founded the Walter Vallett Company, which later became the Lochinvar Water Heater Corporation.