- Casing
- G-90 galvanized steel
- Interlocked wall seam and roof panels
- Weatherproof construction
- Standing roof seams (Models 18 and larger)
- Single casing construction (Models 10-230)
- Hinged service doors with flush-mount latches
- Six discharge options
- Double wall doors
- Burner Profile
- Adjustable profile plates
- Optional 80/20 arrangement
- Optional two-speed arrangement
- Optional VFD arrangement
- Burner
- Wide-range, high capacity line burner
- Up to 30:1 turndown ratio
- Electric-pilot spark ignition
- Burner Economizer Thermostat
- Burner-Observation Port
- Blower
- FC-DWDI centrifugal blower assembly
- V-belt drive
- 100,000 hour greasable bearings (Models 18-230)
- Permanent lubricated bearings (Models 10-15)
- Solid steel shaft
- Split shafts with couplings on twin units
- Gas Connection
- Controls
- Electronic flame safety controls
- Ignition transformer
- Airflow proving control
- High-temperature safety controls
- Burner and blower service switches
- Base and Lifting Lugs
- Formed G-90 galvanized-steel base
- Direct floor or curb mount
- Standard heavy-duty lifting lugs
- Optional hanging-mount lifting lugs (Models 10-230)
- Motor
- Standard, high E, open-drip proof with adjustable motor mount
- V-belt drive
- Starter with burner interlock
- Adjustable drive up to and including 20 HP
- Manifold Controls Vestibule
- Weatherproof enclosure
- Easy access to manifold and controls
- Manifold built to required codes (FM/IRI/FIA)
- Electrical Controls Vestibule
- Weatherproof enclosure
- Easy access to manifold and controls
- Exhaust-interlock terminals
- Terminal strip for quick service check
- Blower & burner service switches
- Remote Control Panel
- Summer-Off-Winter switch
- “Blower on” light
- “Burner on” light
- Other lights available
