Download the Sterling HVAC Specifier
Download the Sterling Specifier

Sterling Heating, Ventilation and Air Conditioning Products

Indoor Products > Unit Heaters > Gas-Fired Unit Heaters/Duct Furnaces > Propeller Type > Model TF

Model TF Propeller Type Unit Heater

The Tubular unit heater (Model TF) is a propeller type unit heater that combines the latest tubular heat exchanger and inshot burner technology with the quality and reliability you have come to know with Sterling.

Available in two cabinet styles, Low Profile (sizes 30 - 90 MBH) and Vertical type (100 - 400 MBH).

Standard Features

  • 20 gauge tubular heat exchangers
  • 9 sizes ranging from 100 to 400 MBH
  • Inshot type burner
  • Hot surface pilot ignition system
  • 20 gauge jacket panels w/ baked enamel finish
  • Power vented
  • Easy access control panel
  • Certified for category I and III venting
  • Terminal strip low voltage wiring
  • 81% thermal efficiency
  • 10 year warranty
  • Factory fire tested