250,000 BTU Big Boxx Natural Gas Industrial Utility Heater w/ Natural Gas to Propane Conversion Kit (HSU250NG / F162500)
PRODUCT DETAILS
The HeatStar HSU250NG Big Boxx 250,000 BTU unit heater will turn your garage or barn into a workspace you can use all year-round. Uses a built-in high velocity electric fan to pull cool air in and across the heat exchanger, then forces warm, comfortable air out. Its low profile design requires only a 10-ft minimum ceiling height and 1 in. mounting clearance.
Features a high temperature safety shut-off, gas safety shut-off flame sensor, and an electric spark ignition with self-diagnostic control module, to bring you peace of mind and years of comfortable, safe heat. Comes as natural gas and includes a propane conversion kit. Requires 115-Volt AC power and can be vented vertically or horizontally - please check local codes and restrictions.
- 250,000 BTU per hour
- For use with natural gas
- Heats up to 8,400 sq.ft.
- Spark ignition features self-diagnostic control module
- Low Profile Design - Can be installed in low-ceiling buildings
- Minimum 8-ft clearance from floor to base of heater required
- 1/2-in gas connection
- Category 1 vertical, category 3 horizontal venting
- LP conversion Kit included
Specifications
| Model | HSU250NG (F162500) |
| Weight | 180 lbs |
| Input BTU | 250000 |
| Heating Area (Sq Ft) | 8400 |
| Electrical Rating | 110 vac |
| Gas Inlet Connection | 1/2in |
| Gas Inlet Pressure Min | 3.5in WC |
| Gas Inlet Pressure Max | 14in WC |
| Mounting Height Range | 8ft - 10ft |
| Clearance to Combustibles: Horizontal | Above 1in; Behind 18in; Sides 1in |
| Venting: Length Min/Max | 3ft - 70ft |
| Venting: Exhaust | 6in Diameter |
| Venting Direction | Horizontal or Vertical |
| Heat Exchanger | Aluminized Steel Tubing |
| Thermostat Optional | Sold Separately |
| Fuel Type | Natural Gas or Propane |
| Ignition | Electronic |
| Item Length | 41.9" |
| Item Width | 29.2" |
| Item Height | 24.8" |
| Warranty | 3 Year Limited |