Condensing Boilers (High Efficiency)

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1-1/2" Copper Piping Manifold for FT Combi Boilers

This is a piping connection manifold for combination heat & hot water model firetube boilers, models..

$ 390.95

Greenstar 131 Condensing Gas Boiler, 103,000 BTU 2 - 3 Days

Greenstar 131 Condensing Gas Boiler, 103,000 BTU

Greenstar 131 Condensing Gas Boiler, 103,000 BTUInput (BTU): 36,000 - 131,900DOE Rating (BTU): 118,0..

$ 3 490.95

Greenstar 131 Condensing Gas Combi Boiler, 103,000 BTU 2 - 3 Days

Greenstar 131 Condensing Gas Combi Boiler, 103,000 BTU

Greenstar 131 Condensing Gas Combi Boiler, 103,000 BTU Input (BTU): 36,000 - 131,900 DOE R..

$ 3 485.95

Laars Mascot FT 112,000 BTU Condensing Gas Combi Boiler

Laars Mascot FT 112,000 BTU Condensing Gas Combi Boiler Input Modulation (BTU): 28,000 - 140..

$ 2 245.95

Laars Mascot FT 112,000 BTU Gas Condensing Boiler (Heat Only)

Laars Mascot FT 112,000 BTU Gas Condensing Boiler (Heat Only)Technical Specifications:Input Modulati..

$ 2 045.95

Laars Mascot FT 157,000 BTU Condensing Gas Combi Boiler

Laars Mascot FT 157,000 BTU Condensing Gas Combi Boiler Technical Specifications: Input, ..

$ 2 495.95

Laars Mascot FT 157,000 BTU Gas Condensing Boiler

050 BTU Output Mascot FT High Efficiency, Wall Mount Heat Only Fire Tube Boiler (NG or LP)Input, Max..

$ 2 185.95

Laars Mascot FT 81,000 BTU Gas Condensing Boiler (Heat Only)

Laars Mascot FT 81,000 BTU Gas Condensing BoilerTechnical Specifications:Input Max Fire (BTU): 100,0..

$ 1 835.95

Prestige Solo 175 Condensing Gas Boiler, 137,000 BTU Out Of Stock

Prestige Solo 175 Condensing Gas Boiler, 137,000 BTU

Rebate: This boiler meets the requirements for a federal tax credit and qualifies for a 30% (up to ..

$ 4 485.95

Prestige Solo 250 Condensing Gas Boiler, 197,000 BTU 5 - 7 Days

Prestige Solo 250 Condensing Gas Boiler, 197,000 BTU

Prestige Solo 250 Condensing Gas Boiler, 197,000 BTU Input Modulation (BTU): 43,600 - 240,00..

$ 5 295.95

Prestige Solo 399 Condensing Gas Boiler, 330,000 BTU 5 - 7 Days

Prestige Solo 399 Condensing Gas Boiler, 330,000 BTU

Prestige Solo 399 Condensing Gas Boiler, 330,000 BTUTechnical Specifications:Input Modulation (BTU):..

$ 8 375.95

Triangle Tube Instinct Combi 155 Condensing Boiler, 123,000 BTU Out Of Stock

Triangle Tube Instinct Combi 155 Condensing Boiler, 123,000 BTU

Combi 155Technical Specifications:Input Modulation (BTU): 19,375 - 155,000DOE Rating (BTU): 142,000N..

$ 2 235.95

Triangle Tube Instinct Combi 199 Condensing Boiler, 159,000 BTU

Combi 199 Technical Specifications: Input Modulation (BTU): 24,875 - 199,000 DOE Rating..

$ 2 485.95

Triangle Tube Instinct Solo 110 Condensing Boiler (Heating Only), 89,000 BTU Out Of Stock

Triangle Tube Instinct Solo 110 Condensing Boiler (Heating Only), 89,000 BTU

Solo 110Technical Specifications:Input Modulation (BTU): 13,750 - 110,000DOE Rating (BTU): 102,000Ne..

$ 2 015.95

Triangle Tube Instinct Solo 155 Condensing Boiler (Heating Only), 123,000 BTU

Solo 155Technical Specifications:Input Modulation (BTU): 19,375 - 155,000DOE Rating (BTU): 142,000Ne..

$ 2 165.95

Triangle Tube Instinct Solo 199 Condensing Boiler (Heating Only), 159,000 BTU

Rebate: This boiler meets the requirements for a federal tax credit and qualifies for a 30% (up to ..

$ 2 285.95

Greenstar 100 Condensing Gas Boiler, 79,000 BTU 2 - 3 Days

Greenstar 100 Condensing Gas Boiler, 79,000 BTU

Bosch Greenstar series, 100-ZBR28 model, wall-mounted heat-only gas condensing boiler with 79,000 ..

$ 2 630.95

Greenstar 100 Condensing Gas Combi Boiler, 79,000 BTU 2 - 3 Days

Greenstar 100 Condensing Gas Combi Boiler, 79,000 BTU

Bosch Greenstar series, 100-ZWB28-3 model, wall-mounted combi gas condensing boiler (heat + tank..

$ 3 235.95

Prestige Solo 110 Condensing Gas Boiler, 89,000 BTU

Prestige Solo 110 model by Triangle Tube (ACV) is a heat-only, Energy Star listed mod-con boiler wit..

$ 3 215.95

Prestige Solo 155 Condensing Gas Boiler, 123,000 BTU

Prestige Solo 155 model by Triangle Tube (ACV) is a heat-only, Energy Star listed mod-con boiler..

$ 4 125.95

Condensing Boilers (High Efficiency)
High-efficiency heat-only and combi (heat + domestic hot water), wall-hung and floor-standing gas condensing boilers.
Note: All boiler BTU ratings listed are Net AHRI or Net IBR for ease of comparison. For Input/Output, DOE Rating, Efficiency, etc. - see product listing.
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