Space Saving High-Performance Wall-Mounted Indirect Water Heater. Pound for pound the S20W is our highest performance tank. With recovery rates that exceed most industry standard 50 and 65 gallon indirects, this small but mighty tank delivers an exceptional amount of hot water.
Space Saving High-Performance Wall-Mounted Indirect Water Heater
Pound for pound the S20W is our highest performance tank. With recovery rates that exceed most industry standards 50 and 65 gallon indirects, this small but mighty tank delivers an exceptional amount of hot water.
Fully pickled and passivated, the 444 Stainless Steel tank and coil come in a wall-mounted package complete with a metal jacket to complement the quality look and feel of the NTI boiler line. The CFC-free 2″ ultra high density EPS insulation ensures low standby losses, and each unit comes complete with a thermostatic mixing valve, tank sensor and T&P valve. A hand hole at the top of the tank allows for inspection and cleaning.
| NTI MOD CON INPUT (BTU) | 1ST HR RATING (US GPH) | CONTINUOUS RATING (US GPH) | ||
|---|---|---|---|---|
| 140°F | 115°F | 140°F | 115°F | |
| 85,000 | 119 | 158 | 102 | 141 |
| 110,000 | 149 | 200 | 132 | 182 |
| 150,000 | 197 | 266 | 180 | 149 |
| 199,000 | 229 | 348 | 212 | 330 |
| Performance values are based on 50°F inlet water temperature | ||||
| Note: based on 179°F max delivery water temperature | ||||
| Max performance 200°F boiler water at 15 gpm |
323 | 500 | 306 | 483 |
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