Home > UV Lamp and System Accessories > O Rings > Replacement O Rings for Berson Quartz Sleeves Replacement O-Rings for Berson Quartz Sleeves Part Number: O-RingsMM Diameter: 33MM Request a Quote We can supply replacement O-Ring Seals for Berson Quartz Sleeves fitting all UV systems, in different diameters and thicknesses. Related Products Replacement UV Lamp for Berson B2520E+ Length: 313MM Diameter: 22MM Power: 2.5KWs Info Replacement UV Lamp for Berson B4035E+ Length: 463MM Diameter: 22MM Power: 4KWs Info