Description
The Trin & Stor passivated steel storage tanks are renowned for maximum resistance to corrosion, which increases their longevity. Their high-quality construction and components make these storage tanks a popular product, and they come in a wide range of sizes to fit any need.
NTI’s new S20W is a high performance, wall-mounted indirect water heater that is pound for pound our highest performing 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.
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.
Main Features
- Stainless steel passivated construction
- Simple and quick aquastat connection
- Lead free
- High accuracy TPI control thermostat
- Widest product range from 40 to 120 gallons
- Highest quality construction
Specifications
| Model | S20W | S40 | S50 | S65 | S80 | S120 | ST80 | ST120 |
|---|---|---|---|---|---|---|---|---|
| Storage capacity | 20 gal | 40 gal | 53 gal | 65 gal | 79 gal | 119 gal | 79 gal | 119 gal |
| Tank material | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel |
| Coil material | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel | – | – |
| Insulation | EPS Foam | EPS foam | EPS foam | EPS foam | EPS foam | EPS foam | EPS foam | EPS foam |
| Weight empty | 85 | 71 | 90 | 104 | 115 | 157 | 160 | 175 |
| Weight filled | 260 | 485 | 655 | 672 | 995 | 1275 | 1040 | 1293 |
| Hour 1 recovery, 140°F | 290 gal | 213 gal | 251 gal | 327 gal | 378 gal | 485 gal | – | – |
| Hour 1 recovery, 115°F | 445 gal | 319 gal | 372 gal | 484 gal | 559 gal | 711 gal | – | – |
| Boiler output | 232 MBH | 155 MBH | 180 MBH | 234 MBH | 268 MBH | 333 MBH | – | – |
| Coil flow rate | 10 GPM | 10 GPM | 10 GPM | 15 GPM | 15 GPM | 20GPM | – | – |
| Coil drop (Feet) | 4.5′ | 1.3′ | 1.6′ | 3.5′ | 4.7′ | 9.4′ | – | – |
| Continuous recovery, 140°F | 273 GPH | 181 GPH | 211 GPH | 275 GPH | 314 GPH | 389GPH | – | – |
| Continuous recovery, 115°F | 428 GPH | 287 GPH | 332 GPH | 432 GPH | 495 GPH | 615 GPH | – | – |
