Honeywell UC100A1013 Bulb Kit With 2-36 Watt Lamps. Replacement lamps for various double 36 watt double lamp Honeywell UV systems. Includes 2 lamps. CAUTION: UV Lamps must be replaced once per year for optimal operation. This item was replaced by ordering 2 of part number UC100A1054 so that is what you will receive.