LSE Lighting compatible UV Bulb 140020-001-R for ActivTek Induct 2000 HVAC Brand: LSE Lighting Professional Ultraviolet Company Length: 9" Lamp Shape: T5 - Glass: Clear Quartz Glass Bulb For Use with: ActivTek Induct 2000 System HVAC All lamps listed are compatible brand (LSE Lighting) UV products. We do not sell ActivTek brand lamps. All ActivTek brand names, trademarks and logos are property ActivTek.