CMP 25357 273 564 Clear Air Relief Valve & Gauge, Compare to Pentair Air Relief (273564) PVC institution or home to reap R0621000 institution or home to reap the benefits of cold water therapy • ✅ Helps maintain peak performance of your water feature 💨 CMP Clear Air Relief Valve & Gauge Part #25357 273 564 Compare to Pentair 273564 Clear Air Bleed Assembly for Pool Filters The CMP clear air relief valve and gauge is a replacement part designed to help release trapped air from compatible pool filters and maintain proper system pressure 🏊 ✅ Key Features: Clear air relief design for easy visual inspection Built in pressure gauge for quick pressure checks Helps remove trapped air from filter tanks and improve circulation Durable replacement assembly for pool and spa filtration systems Ideal for routine service