LSE Lighting UV Bulb for DustFree Triad HO 16" 1S16 06032 Brand: LSE Lighting - Professional Ultraviolet Lighting Brand Length: 16" T5F (Base: 4pin on ONE END with Collar Ring) Glass Type: Quartz Glass Tube; Effective Hours Rating: 10,000hrs; Type: Ultraviolet 254nm This UV lamp by LSE Lighting brand is 100% compatible replacement for use with DustFree Bio-Fighter Triad HO 16" 1S16 06032 (210907-00) AC System. All lamps listed are compatible LSE Lighting brand UV products. We do not sell Bio-Fighter brand lamps. All Bio-Fighter brand names, trademarks and logos are property of Bio-Fighter respectfully.