Hayward Filter Sight Glass Cylinder | SPX0072D Depth Markers When either side of that

When either side of that system is compromised

secure mounting system that remains taut and minimizes trip hazards around the pool deck

Safe & Compliant: Meets fire code restrictions for flame-free grilling in multi-unit residences

For professional pool service teams handling routine maintenance

Hayward Filter Sight Glass Cylinder | SPX0072D Depth Markers When either side of thatWhat This Part Is Used For The SPX0072D glass cylinder is used on compatible Hayward flow indicator or sight glass assemblies. It allows visual inspection of water movement within the system. Why This Part Matters A cracked or clouded cylinder makes it difficult to confirm proper circulation. That can delay diagnosing flow issues or air intrusion. Replacing the glass restores clear visual monitoring. Key Features and Specifications Manufacturer part