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The RUUD UXAQ-AT22B3 is a 3-in-1 flow-through electronic air purification system that combines MERV 13 media filtration, UV-C germicidal lighting, and photocatalytic oxidation (PCO) in a single duct-mounted housing. Operating at 120 volts, the unit handles airflow up to 2000 CFM with a pressure drop of 0.43 inches W.C. at maximum rated flow. The 20 x 25 x 4 inch MERV 13 media filter achieves 92.30% particulate reduction at 0.3 microns. Licensed HVAC technicians install this unit into residential or light-commercial duct systems where whole-home air quality improvement is required.
The UXAQ-AT22B3 is designed for flow-through duct installation in forced-air HVAC systems serving homes and small commercial spaces. The UV-C lamp reduces airborne bacteria, viruses, and fungi, while the PCO process converts volatile organic compounds (VOCs) and odors into water vapor and carbon dioxide. The combination of high-efficiency media filtration and UV-C treatment also helps limit organic buildup on coils and other internal system components, supporting better energy efficiency and reduced maintenance intervals over time.
Designed as a flow-through duct-mounted replacement or new-installation air purification unit for forced-air HVAC systems. Replacement UV lamp part number is 54-109479-01. Replacement MERV 13 media filter part number is 54-109478-01.
Installation should be performed by a licensed HVAC technician. Power down the air handler and confirm the circuit is de-energized before cutting into ductwork or making any electrical connections. The unit requires a 120-volt supply and must be installed in accordance with local mechanical codes and the manufacturer wiring instructions. Ensure the airflow direction matches the flow-through orientation marked on the housing before sealing duct connections.
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