O-Ring Q4210 40mm Union Filter Pump Heater

The Q4210 O-Ring is a vital component for ensuring a watertight seal in 40mm unions across various pool and spa equipment. It serves as a critical replacement part, engineered to approximately 60mm in diameter with a 4mm thickness, providing an effective seal for filter valves, pumps, heaters, and spa controllers. Its durable construction is designed to withstand the demanding conditions of pool and spa environments, offering dependable performance and preventing costly water loss.

• Critical Sealing Performance – Ensures a robust, leak-free connection for 40mm unions.
• Broad Application – Compatible with 40mm unions on filters, pumps, heaters, and spa controllers.
• Precision Fit – Approximately 60mm diameter and 4mm thickness for optimal sealing.
• Durable Construction – Engineered for reliability in challenging pool and spa conditions.