154566 | Pentair HiFlow Valves Clear Sight Glass Nipple | 2″

OEM Pentair Clear Sight Glass Nipple 154566 is a 2-inch visual inspection component designed for use with specific HiFlow pool and spa valves, including models 261049, 261050, 261142, 261047, and 261165. This clear sight glass allows users to monitor water clarity during the backwashing process, making it easier to determine when to stop and conserve water. By enabling direct observation of water flow, the component supports more efficient maintenance and better filtration management. Manufactured from durable materials, it delivers long-term reliability under demanding pool conditions. Highlights Enables Visual Monitoring: Allows real-time observation of water during backwashing, making it easy to know when the water runs clear and the process is complete. Precise Valve Compatibility: Engineered for Pentair HiFlow valve models 261049, 261050, 261142, 261047, and 261165, ensuring a secure, functional fit. Conserves Water and Time: Helps minimize unnecessary backwash duration by showing exact water clarity, leading to more efficient and sustainable system upkeep. Designed for Pool Durability: Constructed from robust, chemical-resistant materials suitable for high-use environments in pool and spa settings. OEM Replacement Assurance: Offers original Pentair quality for maintaining proper system operation and optimal filtration performance. Includes (1) Pentair 154566 Sight Glass Compatibility Pentair HiFlow Valve Models: 261049, 261050 and 261142 2″ PVC Push Pull/Slide Valve Models: 261047 and 261165 Diagram