Gas Furnace – Multiposition – 92.1% AFUE (WFAX)


Multiposition 92.1 AFUE Gas Furnace

Model : WFAX


  •  Heating efficiency up to 92.1% AFUE in upflow, horizontal, and downflow positions
  •  Low NOx units are designed for California installations and meet 40 ng/J NOx emissions. Can be installed in air quality management districts with a 40 ng/J NOx emissions requirement.
  •  Direct-vent/sealed combustion, single-pipe venting or ventilated combustion air
  •  Fixed-speeds, constant torque ECM blower motor
  •  4-way multipoise furnace
  • Hot surface ignition
  • LED diagnostics and self test feature
  •  Stores fault codes during power outages
  • Adjustable heating air temperature rise
  •  Adjustable cooling airflow
  •  Approved for Manufactured Housing/Mobile Home applications with accessory (order separately)
  • Cabinet air leakage less than 2.0% at 1.0 in. W.C. and cabinet air leakage less than 1.4% at 0.5 in. W.C. when tested in accordance with ASHRAE standard 193


  • 1 year unit replacement limited warranty *
  • 20-year heat exchanger limited warranty
  • 10-year parts limited warranty (including compressor and coil) with timely registration
  • 5-year parts limited warranty (including compressor and coil) if not registered within 90 days of original installation

* See warranty certificate for details and restrictions

Title Type Size
Product Specification application/pdf 1 MB
Installation Instructions application/pdf