Lennox 64X56 Replacement UV Bulb Fits Models: UV-1000, UV-1023, UVO3-2000 Requires 1 Bulb. UV-2000 & UV-2023 Requires 2 Bulbs. Standard Replacement lamp, for best results change every 12 months. Note: Model UVO3-2000 Takes 1 each of sku 64X56 and 64X57
The Magnet logo on this page signifies that this product is a factory direct replacement to the OEM branded filter.