TF Series gas-fired unit heaters combine the latest tubular heat exchanger technologies with an innovative In-Shot burner system for superior durability, reliability and performance in a commercial unit heater. Units are available in propeller (TF) configuration. 82%+ Thermal Efficiency 20-Gauge Tubular Heat Exchangers In-Shot Burner Technology Direct Spark Ignition System 20-Gauge Jacket Panels with Baked Enamel Finish Power Vented Easy Access Control Panel Certified for Category I and III Venting Terminal Strip Low Voltage Wiring 10-Year Heat Exchanger Warranty (TF & TC) Factory Fire Tested Optional 2-Stage Gas Valve
