Waterway | 711-6020 | 2-1/2" Heater Union Gasket

This 2-1/2-inch heater union gasket is designed to create a watertight seal between compatible Waterway heater union connections. It serves as a direct replacement for worn or damaged gaskets to help prevent leaks during normal system operation.

Ideal for routine maintenance and plumbing repairs, this replacement gasket restores a dependable seal without replacing the complete union assembly.

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Key Features

• 2-1/2" heater union gasket

• Designed for compatible Waterway heater unions

• Creates a watertight seal

• Helps prevent leaks at union connections

• Genuine Waterway replacement part

• Suitable for maintenance and repairs

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Product Overview

This heater union gasket is designed to seal compatible 2-1/2-inch Waterway heater union connections in pool and spa plumbing systems. It provides a reliable sealing surface between union components to help maintain leak-free operation.

The gasket is commonly replaced during heater installation, plumbing service, or routine equipment maintenance whenever a union is disassembled or the original gasket becomes worn, compressed, or damaged. Replacing the gasket helps restore a proper seal and dependable system performance.