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Bosch (5)
Buderus (1)
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Rinnai (14)
Viessmann (8)
Weil-McLain (37)

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Electric (5)
Natural Gas (74)
Oil (21)
Propane (42)

BTU Output

13,000 - 14,000 (1)
20,000 - 50,000 (6)
50,000 - 75,000 (12)
75,000 - 100,000 (22)
100,000 - 125,000 (15)
125,000 - 150,000 (15)
150,000 - 175,000 (9)
175,000 - 200,000 (8)
200,000+ (7)

Efficiency

0 - 80% (1)
80 - 85% (4)
85 - 90% (20)
90 - 95% (62)
95% + (76)

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$100 to $200 (1)
$2000 to $2500 (4)
$2500 to $3000 (19)
$3000 to $3500 (21)
$3500 to $4000 (14)
$4000 to $4500 (9)
$4500 to $5000 (8)
$5000 to $10000 (22)
$10000 to $20000 (5)

Wall Mounted Boilers

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Product Image of MFTCW140, 129,000 BTU Output FT Series High Efficiency Wall Mount Combi Boiler (NG/LP)
$3,203.27 each
In Stock
Get 39 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of MFTHW199, 181,000 BTU Output FT Series High Efficiency Wall Mount Heat Only Boiler (NG/LP)
$3,150.90 each
In Stock
Get 42 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of MFTCW199, 181,000 BTU Output FT Series High Efficiency Wall Mount Combi Boiler (NG/LP)
$3,159.99 each
In Stock
Get 55 by Mon, Jun 8 - Wed, Jun 10
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Product Image of MFTHW100, 93,000 BTU Output FT Series High Efficiency Wall Mount Heat Only Boiler (NG/LP)
$3,039.11 each
In Stock
Get 43 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of 199,000 BTU Noble Fire Tube Combi Boiler (LP)
$3,235.21 each
In Stock
Get 10 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of IP060160C 60,000 BTU Condensing Wall Mounted Combi Boiler (NG/LP)
$2,522.56 each
In Stock
Get 16 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of IP090199C 199,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$2,849.00 each
In Stock
Get 7 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of AB-155C AquaBalance Combination Wall Mount Gas Boiler, 125,000 BTU (NG)
$2,666.90 each
In Stock
Get 6 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of AB-80H AquaBalance Heat-Only Wall Mount Gas Boiler, 65,000 BTU (NG)
$2,643.22 each
In Stock
Get 1 by Wed, Jun 10 - Fri, Jun 12
In Stock
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Product Image of iP120S 120,000 BTU Condensing Wall Mounted Heat Only Boiler (NG)
$2,271.50 each
In Stock
Get 14 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of ALTA-120B, 97,000 BTU Output High Efficiency High Altitude Boiler (0 to 10,000 Ft.)
$2,556.52 each
In Stock
Get 1 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of WGO-2 - 75,000 BTU Output Cast Iron Gold Oil Boiler - Series 4
$2,818.51 each
In Stock
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In Stock
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Product Image of IP150S 150,000 BTU Condensing Wall Mounted Heat Only Boiler (NG)
$2,523.50 each
In Stock
Get 10 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of IP199199C 199,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$3,500.00 each
In Stock
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Product Image of WGO-4R - 106,000 BTU Output Cast Iron Gold Oil Boiler - Series 4
$3,763.26 each
In Stock
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In Stock
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Product Image of Singular 5200 199,000 BTU Combi Gas-Fired Wall-Hung Condensing Boiler
$3,434.92 each
In Stock
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In Stock
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Product Image of Singular 4000 155,000 BTU Combi Gas-Fired Wall-Hung Condensing Boiler
$2,236.83 each
In Stock
Get 8 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of iP090S 90,000 BTU Condensing Wall Mounted Heat Only Boiler (NG)
$2,433.31 each
In Stock
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In Stock
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Product Image of IP060S 60,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$2,203.40 each
In Stock
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Product Image of MFTHW140, 129,000 BTU Output FT Series High Efficiency Wall Mount Heat Only Boiler (NG/LP)
$2,590.04 each
In Stock
Get 19 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of IP199S 199,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$2,922.50 each
In Stock
Get 37 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of IP150199C 150,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$3,390.80 each
In Stock
Get 12 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of ALTAC-136B, 97,000 BTU Output High Efficiency High Altitude Gas Combi Boiler (0 to 10,000 Ft.)
$3,148.80 each
In Stock
Get 6 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of AB-120C AquaBalance Combination Wall Mount Gas Boiler, 97,000 BTU (NG)
$2,533.70 each
In Stock
Get 3 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of WTGO-4R - 106,000 BTU Output Cast Iron Gold Oil Boiler w/ Tankless Heater - Series 4
$4,165.37 each
In Stock
Get 1 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of ALTA-150, 123,000 BTU Output High Efficiency High Altitude Boiler (0 to 10,000 Ft.)
$3,104.53 each
In Stock
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In Stock
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Product Image of WGO-3R - 85,000 BTU Output Cast Iron Gold Oil Boiler - Series 4
$3,318.34 each
In Stock
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In Stock
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Product Image of ALTA-180, 147,000 BTU Output High Efficiency Boiler
ALTA-180, 147,000 BTU Output High Efficiency Boiler
SKU: ALTA-180-1G00
Burnham
SKU: ALTA-180-1G00
Brand: Burnham
(2)
$3,559.59 each
In Stock
Get 16 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of ECO Tec Series 2 150-H 121,000 BTU Output Natural Gas Boiler
$3,625.31 each
In Stock
Get 5 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of WTGO-3R - 85,000 BTU Output Cast Iron Gold Oil Boiler w/ Tankless Heater - Series 4
$3,782.97 each
In Stock
Get 2 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of AB-155H AquaBalance Heat-Only Wall Mount Gas Boiler, 125,000 BTU (NG)
$2,718.88 each
In Stock
Get 1 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of ECO Tec Series 2 110-H 87,000 BTU Output Natural Gas Boiler
$3,697.29 each
In Stock
Get 3 by Mon, Jun 8 - Wed, Jun 10
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Product Image of 89,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Wall Mount) (NG)
$4,467.80 each
In Stock
Get 4 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of Simplicity 199 Combination Wall Mount Boiler, 199,000 BTU (NG)
$3,776.86 each
In Stock
Get 5 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of ECO Tec Series 2 199-C 160,000 BTU Output High-Efficiency Residential Condensing Combi Boiler (NG)
$4,404.90 each
In Stock
Get 3 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of 125,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Wall Mount) (NG)
$5,379.12 each
In Stock
Get 2 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of ALTAC-200, 123,000 BTU Output High Efficiency High Altitude Gas Combi Boiler (0 to 10,000 Ft.)
$4,087.13 each
In Stock
Get 4 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of Vitotron 100 VLN2, 49,147 BTU, 14.4kW Wall-Mounted Electric Boiler
$3,013.77 each
In Stock
Get 1 by Mon, Jun 8 - Wed, Jun 10
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 2 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of IP175199C 175,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$3,296.30 each
In Stock
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In Stock
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Product Image of B1KE-199 199,000 BTU Vitodens 100-W Gas-Fired Wall-Mounted Condensing Combi Boiler
$5,844.51 each
In Stock
Get 1 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of Vitotron 100 VLN2, 40,956 BTU, 12kW Wall-Mounted Electric Boiler
$2,931.69 each
In Stock
Get 2 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of EMP140E-TB 107,000 BTU Output, Energy Star Rated Oil Fired 3-Pass Boiler
$3,484.73 each
In Stock
Get 1 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of 121,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Floor Mount) (NG)
$5,379.11 each
In Stock
Get 4 by Tue, Jun 9 - Thu, Jun 11
In Stock
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Product Image of Simplicity 150 Combination Wall Mount Boiler, 150,000 BTU (NG)
$3,349.86 each
In Stock
Get 7 by Mon, Jun 8 - Wed, Jun 10
In Stock
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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
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
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Product Image of IP090099C 90,000 BTU Condensing Wall Mounted Boiler (NG/LP)
$2,581.32 each
In Stock
Get 9 by Mon, Jun 8 - Wed, Jun 10
In Stock
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Product Image of Simplicity 110 Combination Wall Mount Boiler, 110,000 BTU (NG)
$3,151.16 each
In Stock
Get 3 by Mon, Jun 8 - Wed, Jun 10
In Stock
Get 3 by Mon, Jun 8 - Wed, Jun 10