Lennox X8149 UV-A Replacement Bulbs for PUREAIR X8149 models:
PCO-12C (Takes 4 lamps)
PCO-20C (takes 6 Lamps)
Old Number 10M35
Compatible with New MERV 16 Filter, also present MERV 9 and MERV 10. PC020.
PLEASE NOTE: Do not touch bulbs with bare hands, use gloves to install the bulbs. Oils from your hands can affect the performance of the bulbs.