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Boiler (139)
Boiler Part (2433)
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Ignitor (12)
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Control Board (1)
Control Module (2)
Flame Sensor (2)

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$1 to $5 (58)
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$10 to $15 (48)
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$30 to $35 (87)
$35 to $40 (74)
$40 to $45 (77)

Laars

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Product Image of Gasket Set (burner Gasket, Ignitor Gasket, Sensor Gasket & Rubber Door Gasket), R2077600
$111.76 each
In Stock
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Product Image of 3/4" Natural Gas Valve, R0099400
3/4" Natural Gas Valve, R0099400
SKU: R0099400
Laars
SKU: R0099400
Brand: Laars
(2)
$236.97 each
In Stock
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Product Image of O-Ring For Gas Valve, V2017500
O-Ring For Gas Valve, V2017500
SKU: V2017500
Laars
SKU: V2017500
Brand: Laars
$3.70 each
In Stock
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Product Image of Burner/Pilot Assembly, Spark Ignition (Natural Gas), R20047801
$594.37 each
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Product Image of PCB MFTCF-199, R2080603
PCB MFTCF-199, R2080603
SKU: R2080603
Laars
SKU: R2080603
Brand: Laars
$380.30 each
In Stock
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Product Image of Impeller - Service Kit, A2123408
Impeller - Service Kit, A2123408
SKU: A2123408
Laars
SKU: A2123408
Brand: Laars
$342.13 each
In Stock
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Product Image of Thermo Switch, RE2353601
Thermo Switch, RE2353601
SKU: RE2353601
Laars
SKU: RE2353601
Brand: Laars
$39.27 each
In Stock
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Product Image of O-Ring Gas Valve Kit, R30-227
O-Ring Gas Valve Kit, R30-227
SKU: R30-227
Laars
SKU: R30-227
Brand: Laars
$32.32 each
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Product Image of Vent Pipe Collar Assembly, FT3015
Vent Pipe Collar Assembly, FT3015
SKU: FT3015
Laars
SKU: FT3015
Brand: Laars
$62.11 each
Out of Stock
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Product Image of Air Pressure Switch, 0-5000 ft, 50-100, E2074501
$64.94 each
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Product Image of 24V Continuous Try Ignition Module, E2305500
24V Continuous Try Ignition Module, E2305500
SKU: E2305500
Laars
SKU: E2305500
Brand: Laars
$259.24 each
In Stock
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Product Image of 6" Damper Assembly for JV125/160, RE2071503
6" Damper Assembly for JV125/160, RE2071503
SKU: RE2071503
Laars
SKU: RE2071503
Brand: Laars
(1)
$339.39 each
In Stock
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Product Image of Spark Ignitor, RW2014101
Spark Ignitor, RW2014101
SKU: RW2014101
Laars
SKU: RW2014101
Brand: Laars
$211.53 each
Out of Stock
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Product Image of Control Module, RXD7202
Control Module, RXD7202
SKU: RXD7202
Laars
SKU: RXD7202
Brand: Laars
$805.22 each
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Product Image of Burner Gasket, FT1824
Burner Gasket, FT1824
SKU: FT1824
Laars
SKU: FT1824
Brand: Laars
$33.08 each
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Product Image of Transformer 120-24V 150VA, E2310400
Transformer 120-24V 150VA, E2310400
SKU: E2310400
Laars
SKU: E2310400
Brand: Laars
$164.89 each
In Stock
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Product Image of LP Gas Pilot Assembly, Spark Ignitor, W2001300
$195.97 each
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Product Image of Control Module, RXD7234
Control Module, RXD7234
SKU: RXD7234
Laars
SKU: RXD7234
Brand: Laars
$620.63 each
In Stock
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Product Image of Tile, Rear, Center, T2017200
Tile, Rear, Center, T2017200
SKU: T2017200
Laars
SKU: T2017200
Brand: Laars
$63.65 each
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Product Image of Liquid Propane Hot Surface Pilot, RW2001900
Liquid Propane Hot Surface Pilot, RW2001900
SKU: RW2001900
Laars
SKU: RW2001900
Brand: Laars
$254.97 each
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Product Image of Flame Sensor For Magnatherm Boiler 2000-4000, RW2014901
$186.14 each
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Product Image of High Limit 215°F, 2400-024
High Limit 215°F, 2400-024
SKU: 2400-024
Laars
SKU: 2400-024
Brand: Laars
$199.66 each
In Stock
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Product Image of Anti-Condensing Valve Kit, 2400-451
Anti-Condensing Valve Kit, 2400-451
SKU: 2400-451
Laars
SKU: 2400-451
Brand: Laars
(1)
$312.68 each
In Stock
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Product Image of Impeller w/ Service Kit, A2123407
Impeller w/ Service Kit, A2123407
SKU: A2123407
Laars
SKU: A2123407
Brand: Laars
$294.91 each
In Stock
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Product Image of Vent Collar w/ Inlet Screen, FT3010
Vent Collar w/ Inlet Screen, FT3010
SKU: FT3010
Laars
SKU: FT3010
Brand: Laars
$56.95 each
In Stock
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Product Image of Display Module (NT/LMH), RE2333500
Display Module (NT/LMH), RE2333500
SKU: RE2333500
Laars
SKU: RE2333500
Brand: Laars
$200.48 each
In Stock
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Product Image of Gas Valve Neotherm 399, RV2019200
Gas Valve Neotherm 399, RV2019200
SKU: RV2019200
Laars
SKU: RV2019200
Brand: Laars
$633.27 each
In Stock
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Product Image of Gas Valve/venturi Cork Gasket, RS2104900
Gas Valve/venturi Cork Gasket, RS2104900
SKU: RS2104900
Laars
SKU: RS2104900
Brand: Laars
$66.25 each
In Stock
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Product Image of Burner w/ Pilot Bracket, R10529502
Burner w/ Pilot Bracket, R10529502
SKU: R10529502
Laars
SKU: R10529502
Brand: Laars
$61.96 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
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Product Image of Flow Switch Repair Kit, R2072400
Flow Switch Repair Kit, R2072400
SKU: R2072400
Laars
SKU: R2072400
Brand: Laars
$166.99 each
In Stock
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Product Image of Farmrod, R-Kit Filter
Farmrod, R-Kit Filter
SKU: R2084700
Laars
SKU: R2084700
Brand: Laars
$147.69 each
In Stock
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Product Image of Circulator Pump (1/6 HP, 115V), A0095704
Circulator Pump (1/6 HP, 115V), A0095704
SKU: A0095704
Laars
SKU: A0095704
Brand: Laars
$959.71 each
Backorder
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Product Image of 30 Gallon Laars-Stor Single-Wall Indirect Water Heater LS-SW-2-30-L
$1,794.85 each
In Stock
Get 4 by Wed, Jun 10 - Fri, Jun 12
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Product Image of Air Pressure Sensor, FT1804
Air Pressure Sensor, FT1804
SKU: FT1804
Laars
SKU: FT1804
Brand: Laars
$58.77 each
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Product Image of Rollout Switch, 20430400
Rollout Switch, 20430400
SKU: 20430400
Laars
SKU: 20430400
Brand: Laars
$39.77 each
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Product Image of JX-100 84,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler w/ Pump (5,001-8,000 FT)
$2,843.44 each
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Product Image of Mascot FT Fan, FT1406
Mascot FT Fan, FT1406
SKU: FT1406
Laars
SKU: FT1406
Brand: Laars
$169.95 each
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Product Image of LT Series 199,000 BTU Ultra Low NOx Tankless Residential Water Heater (Propane)
$1,453.58 each
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Product Image of Combination NG Valve, 24V, R0384700
Combination NG Valve, 24V, R0384700
SKU: R0384700
Laars
SKU: R0384700
Brand: Laars
$900.71 each
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Product Image of 115/230V Primary 24V Secondary 50VA Transformer, RE2444000
$107.93 each
In Stock
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Product Image of 3/4" Natural Gas Valve, 24V, RV2001900
3/4" Natural Gas Valve, 24V, RV2001900
SKU: RV2001900
Laars
SKU: RV2001900
Brand: Laars
$1,201.29 each
In Stock
Get 2 by Fri, Jun 12
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Product Image of Gas Valve Replacement, RFT1416
Gas Valve Replacement, RFT1416
SKU: RFT1416
Laars
SKU: RFT1416
Brand: Laars
$190.95 each
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Product Image of Hardware Kit, Combustion Chamber, R2002200
Hardware Kit, Combustion Chamber, R2002200
SKU: R2002200
Laars
SKU: R2002200
Brand: Laars
$67.38 each
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Product Image of 40 Gallon Laars-Stor Single-Wall Indirect Water Heater
40 Gallon Laars-Stor Single-Wall Indirect Water Heater
SKU: LS-SW-2-40R-L
Laars
SKU: LS-SW-2-40R-L
Brand: Laars
$2,425.92 each
In Stock
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In Stock
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Product Image of Gas Valve/Venturi Kit, RV2017904
Gas Valve/Venturi Kit, RV2017904
SKU: RV2017904
Laars
SKU: RV2017904
Brand: Laars
$601.05 each
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Product Image of Control Module, RXD7204
Control Module, RXD7204
SKU: RXD7204
Laars
SKU: RXD7204
Brand: Laars
$597.71 each
Out of Stock
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Product Image of 1/2" NPT Immersion Well Kit, RE2074000
1/2" NPT Immersion Well Kit, RE2074000
SKU: RE2074000
Laars
SKU: RE2074000
Brand: Laars
$190.26 each
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Product Image of Right Tile w/ Sight Hole, T2015600
Right Tile w/ Sight Hole, T2015600
SKU: T2015600
Laars
SKU: T2015600
Brand: Laars
$58.20 each
In Stock
Get 1 by Wed, Jun 10
In Stock
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Founded in 1948, LAARS designs and manufactures high efficiency residential and commercial hydronic boilers, volume water heaters and commercial pool heaters at their Rochester NH, USA headquarters.