Ensure a perfect seal for your UV disinfection system with this high-quality replacement O-ring. Designed specifically for PurTest PT 8, 12, and 20 units, it is essential for maintaining effective water treatment during quartz sleeve maintenance.

• Essential maintenance component: Replace this O-ring every time the quartz sleeve is cleaned or replaced to ensure system integrity.
• Precision fit: Designed to install down the top of the nipple on the quartz sleeve for a reliable seal.
• Critical sealing: Proper positioning is vital to maintain the effectiveness of your UV disinfection unit.
• Compatibility: Specifically engineered for use with PurTest PT 8, PT 12, and PT 20 UV disinfection systems.