• Bent Tube In-Shot Style Furnace with Type 409 Stainless Steel Heat Exchanger
• 80% Constant Efficiency over Entire Gas Firing Range
• 6:1 Turndown per Furnace, 28:1 Max
• Full Electronic Vernier-type Modulation
• Forced High Fire Start
• Variable Speed Power-vent Motor
• Discharge, Space or Building Automation System (BAS) Temperature Control
• Isolated and Insulated Electrical Controls Vestibule
• Natural Gas or Liquid Propane Applications
• Inlet and Manifold Gas Pressure Indicating Gauges
• Electronic Push Button adjustment for the Modulating Gas Valve
• High Temperature Limit Switch
• Flame Rollout Switch with Manual Reset
• LED Indicators for Troubleshooting
• Economizer Inlet Air Thermostat
• Advanced Human Machine Interface (HMI) Controls