• R-410A Refrigerant: Earth-friendly, non-ozone-depleting refrigerant.
• Two-Stage Cooling: Provides more consistent temperatures throughout the home and increased dehumidification.
• Micro-Channel Coil: All-aluminum Micro-Channel coil resists corrosion (in select tonnages).
• Built to Last: Galvanized steel with a polyester urethane finish. The 950-hour salt spray finish is 1.5 mil thick and resists corrosion 50% better than standard finishes.
• Very Quiet: Compressor sound blanket and swept-wing fan blade significantly reduce unwanted noise.
• Smart Technology: ComfortAlert module detects system and electrical problems and directs the service technician to the root cause of the problem.
• Environmentally Friendly: Because of its energy efficiency and high-end comfort features, this unit qualifies for our ecoLogic™ green seal.
• ENERGY STAR Rated: Exceeds ENERGY STAR efficiency requirements.
• Quality Made: Factory checked 144 times before being shipped.

The Westinghouse FS4BF series of air conditioners offers exceptional energy-efficient, two-stage cooling performance. When combined with our engineered coils or air handlers, this A/C unit delivers up to 16 SEER cooling. Ask your contractor for specific ratings for the complete system you're considering.