Lennox X8349 Maintenance Kit for PCO-12C PureAir Air Cleaner.
MAINTENANCE KIT INCLUDES:
-(1) MERV 10 pleated filter model X6664
-(1) Catalyst Insert - Model 75X73 (new 1" design)
-(4) UV Lamps Model X8149 (Formerly 10M35)
Replace metal insert and lamps every 24 months. Replace insert more frequently if you notice a significant drop in odor removal efficiency. If you find that you need to replace the insert more frequently than every 24 months, consider source reduction and/or ventilation to reduce the levels of contaminants in your home
Note: DO NOT WASH metal insert. Washing will destroy the titanium dioxide catalyst that coats the insert surface.