Reznor^® V3 Series Model UDAP Gas-Fired Unit Heaters are available in 14 sizes ranging from 30,000 to 400,000 BTUH gas input. Sizes 30-125 are approved for residential application. All sizes are approved for commercial/industrial installations. Model UDAP heaters are designed for up to 83% thermal efficiency and are approved for installation in the United States and Canada by the Canadian Standards Association (CSA). 

The preeminent new internal feature is the TCORE2® heat exchanger and single burner combustion system. Other standard features include a single-stage gas valve, multi-try direct spark ignition with 100% lockout, pressure switch to verify vent flow, resiliently isolated venter motor, venter wheel with improved housing, resiliently isolated axial fan and motor assembly, and a high temperature limit control. Sizes 30-125 also include a flame rollout safety switch. Operation is controlled through an integrated circuit board. The circuit board monitors heater operation and has LED diagnostic indicator lights to identify abnormalities in control functions. 
The new V3 Series unit heaters are designed to provide all the features you expect in a Reznor heater plus improved efficiency, easier installation, and a new look ~ both inside and out.

• NEW T-Core Design Titanium Stabilized Aluminized Steel Heat Exchanger.

• 82-84% Thermal Efficient - Top in its Class! 

• NEW T-CORE Design Single Burner Combustion System Including a one-piece Burner Assembly

• 115/1/60 Supply Voltage

• 115 Volt open Fan Motor with Internal Overload Protection

• Integrated Circuit Board with Diagnostic Indicator Lights

• Fan Relay (included on the circuit board)

• Multi-Try Direct Spark Ignition with 100% Lockout

• Natural or Propane Single-stage Gas Valve (field adjustable for operation to 9,000 ft elevation)

• Vibration/noise Isolated Fan and Venter Motors - Designed for Low Noise Operation