The Sterling Model "TF" gas-fired unit heater offers a highly efficient, extremely durable alternative to the traditional clam shell design. These propeller type units combine the latest tubular heat exchanger and inshot burner technology with the quality and reliability you have come to know from Sterling. Standard energy saving features like the direct spark ignition and power venting reduce standby losses and offer improved seasonal efficiencies. The Model "TF" unit is certified by ETL as providing 83% thermal (combustion) efficiency.

Features & Benefits

• Control from Anywhere by Smart Phone or Tablet
• Remote Access
• Geofence Control for Savings when You are Away and Comfort when You are Home
• Fine Tune Temperature Control
• Smart Cues for System Information and Recommendation
• Maintenance Notification and Smart Alert

Specifications

• Type: Wi-Fi Programmable
• Color: White
• Voltage Rating: 18 to 30 Volt AC 50/60 Hertz
• Temperature Rating: 32 to 120 Deg F
• Size: 3-51/64 Inch Diameter x 29/32 Inch Depth
• Approval: FCC
Display Shape Round; Stage 2-Heat/2-Cool (Conventional), 3-Heat/2-Cool (Heat Pump); Changeover Auto/Manual; Switch Position Heat-Off-Cool-Auto-EM Heat (System), Auto-On-Circ (Fan); Operating Humidity Rating 5 to 90 Percent RH (Non-Condensing); Power Method Hardwired/Battery Backup/Power Transformation; Application Heat Pump System