High Efficiency Hot Water Boilers

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$3,613.00
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$3,393.00
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Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 79K BTU Gross Input, 71K BTU DOE Capacity, 62K BTU Net IBR Capacity. Includes Circulator.
Item#: 68735
Model#: ZBR21-3
Brand: Bosch Thermotechnology
$2,499.00
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Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 110K BTU Gross Input, 101K BTU DOE Capacity, 88K BTU Net IBR Capacity.
Item#: 77941
Model#: ECO 110
Brand: Weil-McLain
$2,849.00
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In-Stock
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 240K BTU Gross Input, 222K BTU DOE Capacity, 193K BTU Net IBR Capacity. Includes Circulator.
Item#: 79462
Model#: PA250
Brand: Triangle Tube
$5,285.00
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In-Stock
Floor/Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 110K BTU Gross Input, 101K BTU DOE Capacity, 88K BTU Net IBR Capacity. Includes Circulator.
Item#: 82121
Model#: EVG 110
Brand: Weil-McLain
$3,475.00
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In-Stock
$1,999.00
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In-Stock
$2,299.00
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In-Stock
$2,358.56
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In-Stock
$3,172.00
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In-Stock
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 132K BTU Gross Input, 117K BTU DOE Capacity, 103K BTU Net IBR Capacity. Includes Circulator.
Item#: 37394
Model#: ZBR35-3
Brand: Bosch Thermotechnology
$3,685.00
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Factory-Direct
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 152K BTU Gross Input, 134K BTU DOE Capacity, 117K BTU Net IBR Capacity. Includes Circulator.
Item#: 37396
Model#: ZBR42-3
Brand: Bosch Thermotechnology
$3,837.00
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Factory-Direct
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 57K BTU Gross Input, 51K BTU DOE Capacity, 45K BTU Net IBR Capacity. Includes Circulator.
Item#: 37397
Model#: ZBR16-3
Brand: Bosch Thermotechnology
$2,487.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 333K BTU Gross Input, 298K BTU DOE Capacity, 259K BTU Net IBR Capacity.
Item#: 37567
Model#: GB162-100
Brand: Buderus
$7,647.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 333K BTU Gross Input, 298K BTU DOE Capacity, 259K BTU Net IBR Capacity.
Item#: 37568
Model#: GB162-100LB
Brand: Buderus
$7,647.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 1,000K BTU Gross Input, 958K BTU DOE Capacity, 833K BTU Net IBR Capacity.
Item#: 49925
Model#: SF1000L
Brand: Weil-McLain
$23,609.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 1,000K BTU Gross Input, 958K BTU DOE Capacity, 833K BTU Net IBR Capacity.
Item#: 49926
Model#: SF1000R
Brand: Weil-McLain
$23,609.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 1,500K BTU Gross Input, 1,437K BTU DOE Capacity, 1,250K BTU Net IBR Capacity.
Item#: 49927
Model#: SF1500L
Brand: Weil-McLain
$29,179.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 1,500K BTU Gross Input, 1,437K BTU DOE Capacity, 1,250K BTU Net IBR Capacity.
Item#: 49928
Model#: SF1500R
Brand: Weil-McLain
$29,179.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 2,000K BTU Gross Input, 1,906K BTU DOE Capacity, 1,657K BTU Net IBR Capacity.
Item#: 49930
Model#: SF2000L
Brand: Weil-McLain
$34,159.00
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Factory-Direct
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 2,000K BTU Gross Input, 1,906K BTU DOE Capacity, 1,657K BTU Net IBR Capacity.
Item#: 49931
Model#: SF2000R
Brand: Weil-McLain
$34,159.00
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Factory-Direct
Floor/Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 399K BTU Gross Input, 383K BTU DOE Capacity, 333K BTU Net IBR Capacity. Includes Circulator.
Item#: 58493
Model#: EVG 399
Brand: Weil-McLain
$9,585.00
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Factory-Direct
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 130K BTU Gross Input, 119K BTU DOE Capacity, 125K BTU Net IBR Capacity.
Item#: 58501
Model#: Q130S
Brand: Rinnai
Originally $4,250.00$3,180.00
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In-Stock
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 80K BTU Gross Input, 72K BTU DOE Capacity, 63K BTU Net IBR Capacity. Includes Circulator.
Item#: 58576
Brand: Burnham
$3,986.00
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Factory-Direct