Apply to be a TradeMaster!
Filter menu expanded

Filters

2,670 items
Reset

SORT

Product Availability

Show In Stock Only (395)

Product Type

Boiler (139)
Boiler Part (2433)
Tankless Heater (4)
Gas Valve (1)
Ignitor (12)
Miscellaneous (22)
ABS Fitting (1)
Control Board (1)
Control Module (2)
Flame Sensor (2)

Price Range

Under $1 (2)
$1 to $5 (58)
$5 to $10 (63)
$10 to $15 (48)
$15 to $20 (69)
$20 to $25 (56)
$25 to $30 (53)
$30 to $35 (87)
$35 to $40 (74)
$40 to $45 (77)

Laars

Help Face
Need a little help?
2670 items
Grid
List
Compare
Product Image of Pressure Relief Valve (125psi), A2114802
Pressure Relief Valve (125psi), A2114802
SKU: A2114802
Laars
SKU: A2114802
Brand: Laars
$288.80 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Pump 50-125, A2117700
Pump 50-125, A2117700
SKU: A2117700
Laars
SKU: A2117700
Brand: Laars
$332.41 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Hub for 1 HP Pumps, A2118800
Hub for 1 HP Pumps, A2118800
SKU: A2118800
Laars
SKU: A2118800
Brand: Laars
$71.58 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Pump 175-220, A2122600
Pump 175-220, A2122600
SKU: A2122600
Laars
SKU: A2122600
Brand: Laars
$655.74 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Chamber, Top, 5C2001
Chamber, Top, 5C2001
SKU: 5C2001
Laars
SKU: 5C2001
Brand: Laars
$320.72 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Chamber, Front, 5C2003
Chamber, Front, 5C2003
SKU: 5C2003
Laars
SKU: 5C2003
Brand: Laars
$226.62 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Door, Chamber Access, 5C2005
Door, Chamber Access, 5C2005
SKU: 5C2005
Laars
SKU: 5C2005
Brand: Laars
$56.40 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Plate, Cover, Filter, 5C3002
Plate, Cover, Filter, 5C3002
SKU: 5C3002
Laars
SKU: 5C3002
Brand: Laars
$32.60 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Collar, Vent, 5C3106
Collar, Vent, 5C3106
SKU: 5C3106
Laars
SKU: 5C3106
Brand: Laars
$90.43 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Access Panel For Field Connections, 5C3502
$29.39 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Panel, Jacket, Side Right, 5C3521
Panel, Jacket, Side Right, 5C3521
SKU: 5C3521
Laars
SKU: 5C3521
Brand: Laars
$207.14 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Burner Manifold Assembly, 3 Burners, Left, Lp, 5C6520
$713.89 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Burner Manifold Assembly, 3 Burners, Right, Lp, 5C6620
$713.89 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Bracket, Mounting, Safety, 5C7112
Bracket, Mounting, Safety, 5C7112
SKU: 5C7112
Laars
SKU: 5C7112
Brand: Laars
$53.45 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Plug, 70-236
Plug, 70-236
SKU: 70-236
Laars
SKU: 70-236
Brand: Laars
$3.97 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Low Water Cutoff Switch, CA004804
Low Water Cutoff Switch, CA004804
SKU: CA004804
Laars
SKU: CA004804
Brand: Laars
$336.16 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of 3" Concentric Flush Mount Terminal, CA010101
3" Concentric Flush Mount Terminal, CA010101
SKU: CA010101
Laars
SKU: CA010101
Brand: Laars
$88.42 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of NG to LP Conversion Kit for JX050 (2,001-5,000 FT), CA019902
$52.62 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of NG to LP Conversion Kit for JX125 (0-2,000 FT), CA019913
$70.54 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Conversion Kit (5,001-8,000 FT), CA020003
Conversion Kit (5,001-8,000 FT), CA020003
SKU: CA020003
Laars
SKU: CA020003
Brand: Laars
$29.31 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of NG Conversion Kit for JX100 (8,001-10,000 FT), CA020012
$20.75 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of NG Conversion Kit for JX150 (5,001-8,000 FT), CA020019
$35.97 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of NG Conversion Kit for JX200 (5,001-8,000 FT), CA020023
$55.80 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Lock Washer - 3/8", F0010800
Lock Washer - 3/8", F0010800
SKU: F0010800
Laars
SKU: F0010800
Brand: Laars
$3.80 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Bolt, Dome Head, F0046100
Bolt, Dome Head, F0046100
SKU: F0046100
Laars
SKU: F0046100
Brand: Laars
$3.52 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Clamp, Band, Spring, 5/16” (8mm) Internal Diameter, F2013000
$3.80 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Screw, Captive, #8-32 X 15/16”, F2031900
Screw, Captive, #8-32 X 15/16”, F2031900
SKU: F2031900
Laars
SKU: F2031900
Brand: Laars
$35.06 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of LS-RTV-120-L Parts - 119 Gallon Laars-Stor Stainless Steel Single-Wall Indirect Water Heaternot-to-sell-product
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of LS-RTV-40-L Parts - 40 Gallon Laars-Stor Stainless Steel Single-Wall Indirect Water Heaternot-to-sell-product
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of LS-SW-2-50-L Parts - 48 Gallon Laars-Stor Single-Wall Energy Saver Indirect Water Heaternot-to-sell-product
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of Manifold, Gas, 2 Stage Right Bank, L0063402
Manifold, Gas, 2 Stage Right Bank, L0063402
SKU: L0063402
Laars
SKU: L0063402
Brand: Laars
$127.81 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Manifold, Gas, 2 Stage Right Bank, L0063403
Manifold, Gas, 2 Stage Right Bank, L0063403
SKU: L0063403
Laars
SKU: L0063403
Brand: Laars
$156.72 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Main Burner (without Pilot Bracket), L2005800
$96.18 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Burner Manifold, 3 Burners, Right, L2012900
Burner Manifold, 3 Burners, Right, L2012900
SKU: L2012900
Laars
SKU: L2012900
Brand: Laars
$144.53 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Burner, L2019500
Burner, L2019500
SKU: L2019500
Laars
SKU: L2019500
Brand: Laars
$3,060.35 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of Burner, L2019900
Burner, L2019900
SKU: L2019900
Laars
SKU: L2019900
Brand: Laars
$4,911.91 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JVS050PDJS Parts - MiniTherm-JVS-50 Boilernot-to-sell-product
JVS050PDJS Parts - MiniTherm-JVS-50 Boiler
SKU: JVS050PDJS
Laars
SKU: JVS050PDJS
Brand: Laars
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JVS100NDIS Parts - Boilernot-to-sell-product
JVS100NDIS Parts - Boiler
SKU: JVS100NDIS
Laars
SKU: JVS100NDIS
Brand: Laars
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JVS125NDIS Parts - Boilernot-to-sell-product
JVS125NDIS Parts - Boiler
SKU: JVS125NDIS
Laars
SKU: JVS125NDIS
Brand: Laars
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JX-50 42,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler w/ Pump (5,001-8,000 FT)
$2,468.52 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JX-50 42,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler (5,001-8,000 FT)
$2,271.04 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JX-75 63,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler (2,001-5,000 FT)
$2,404.47 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of JX-100 84,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler (0-2,000 FT)
$2,544.48 each
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Backorder
Get it by Wed, Jul 8 - Fri, Aug 7
Compare
Product Image of Flue Transition Ring, K0010305
Flue Transition Ring, K0010305
SKU: K0010305
Laars
SKU: K0010305
Brand: Laars
$60.22 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of 6" Drafthood JV125/160, D0002601
6" Drafthood JV125/160, D0002601
SKU: D0002601
Laars
SKU: D0002601
Brand: Laars
$371.27 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Power Switch, FT1020
Power Switch, FT1020
SKU: FT1020
Laars
SKU: FT1020
Brand: Laars
$33.26 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Bracket(down), FT1057
Bracket(down), FT1057
SKU: FT1057
Laars
SKU: FT1057
Brand: Laars
$27.40 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Compare
Product Image of Pressure Gauge Replacement, FT1058
Pressure Gauge Replacement, FT1058
SKU: FT1058
Laars
SKU: FT1058
Brand: Laars
$73.82 each
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Backorder
Get it by Tue, Jul 7 - Tue, Aug 4
Resources
FAQs, Manuals & Videos
Articles
More About Laars
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.