Bryant/ Carrier 2 Bulb Evolution/ Infinity UV System. Model: UVLBB2LP1020 / UVLCC2LP1020. Bryant/Carrier UV lamps are designed to bathe your cooling coil with intense UV-C light. These lamps sterilize coil surfaces to maximize system efficiency and protect the air you breathe. For your convenience, no cleaning is required - just replace the lamps once a year. 5 Year Warranty.