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Exalt Heat Only Wall

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Ideal high – efficiency condensing boiler. Available in 110, 155 and 199 MBH for all your home heating needs.

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Exalt Combi Wall

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Ideal high- efficiency condensing boiler. Combi sizes are available in 155 and 199 MBH for all your home heating and your hot water needs.

Gallant Wall Condensing Boiler

Gallant Heat Only Wall

Gallant Wall Condensing Boiler Icon

High efficiency condensing boilers 95% energy efficient. Available in 250, 299, 399.

Product Comparison

Exalt Model Heat Only 110 Heat Only 155 Heat Only 199
Min Input (BTU) 13,750 19,375 24,875
Max Input (BTU) 110,000 155,000 199,000
Turndown Ratio 8:1 8:1 8:1
AFUE 95% 95% 95%
DOE Heating Capacity (MBH) 102 142 184
AHRI Net Rating (MBH) 89 123 159
Fuel NG & LP NG & LP NG & LP
Gas Connection 3/4″ 3/4″ 3/4″
Supply / Return Connections 1” 1” 1”
Vent/Air Connections 3” 3” 3”
2” Maximum Vent Length 33’ 33’ 33’
3” Maximum Vent Length 100’ 100’ 100’
Water Volume (Gallons) 2 3 4
CH Maximum Flow Temperature (°F[°C]) 185 (85) 185 (85) 185 (85)
Cabinet Height 26” 26” 26”
Cabinet Width 21 3/4″ 21 3/4″ 21 3/4″
Cabinet Depth 16 1/2″ 16 1/2″ 16 1/2″
Weight (Lbs) 88 99 119

Product Comparison

Gallant Model Heat Only 250 Heat Only 299 Heat Only 399
Input Modulation (MBH) 43.6 to 240 72.5 to 299 72.5 to 399
AFUE 95% 95% 95.1%**
DOE Heating Capacity (MBH) 222 278 379
Net Boiler AHRI Rating (MBH) 193 242 330
Fuel NG & LP NG & LP NG & LP
Turndown Ratio 5.5:1 4.1:1 5.5:1
Vent/Air Diameter 3″ 4″ 4″
Supply/Return Connections 1-1/4” 1-1/2″ 1-1/2″
Gas Connections 3/4” 1″ 1″
Water Volume Gal. 4.5 7.4 7.4
Weight (Lbs) 140 210 216
Cabinet Depth (inch) 17-5/16” 23-5/8″ 23-5/8”
Cabinet Width (inch) 19-3/4” 24-7/8” 24-7/8”
Cabinet Height (inch) 36-9/16” 39-3/8” 39-3/8”