LSE Lighting compatible UV Bulb for Indoor Air System LPPP0052 Brand: LSE Lighting Length: 16" Type: Ultraviolet UV-A (for HVAC Indoor Air System) This replacement UV bulb by LSE Lighting Brand is fully compatible for use with HVAC Indoor Air system LPPP0052. All UV lamps listed are compatible LSE Lighting brand UV products. We do not sell Ultravation brand UV lamps. All Ultravation UV brand names, trademarks and logos are property of Ultravation.