Waterway Drain Fill Valve [3/4" Lo-Profile] (600-9101) delozone A heater like this is

A heater like this is useful because it provides direct in-line heating while giving the installer the extra cord reach needed in supported equipment layouts

Designed for compatible lighting installations

A properly selected Pleatco cartridge helps preserve intended fit and contributes to more dependable filtration results

Supports cleaner and more dependable heater plumbing service

The DEX2400Z3A is a practical service option for compatible Hayward filters that need renewed sealing support and cleaner long-term operation

Waterway Drain Fill Valve [3/4" Lo-Profile] (600-9101) delozone A heater like this isWaterway Drain Fill Valve [3 4" Lo Profile] is a replacement valve component from Waterway Plastics for compatible pool, spa, and bath plumbing systems. It is designed to help manage water flow, seal integrity, or valve operation in matching Waterway assemblies. This part is a smart option for service work where a worn valve part is causing leaks, difficult adjustment, or unreliable flow control. Before ordering, compare the part number, connection