Combo 602805 UV Bulb, Quartz Sleeve & O-Rings for D4, D4+, D4-V, D4-V+

🟣Complete Maintenance Kit: Includes one 43W UV-C bulb, one quartz sleeve, and O-rings for comprehensive maintenance and secure system sealing.🟣100% Compatible: Engineered as a direct replacement for D4, D4+, D4-V, and D4-V+ ultraviolet systems—fully compatible with Viqua D4.🟣High Performance UVC: The 15.5" (391mm) UV bulb delivers effective 254nm light to maintain ideal water conditions.🟣SuperLife Long-Lasting Design: Built for up to 12,000 hours of operation for less frequent maintenance and optimal water performance.🟣LSE Lighting Quality: Manufactured in an EPA Registered Establishment (No. 96823-PA-1), trusted for durability, safety, and consistent performance. Designed in the USA.