The Pentair 14930-0033 piston assembly with plastic valve is a replacement internal component designed for Sta-Rite slide valve assemblies used in pool and spa filtration systems. This 16-inch piston assembly controls the internal valve movement that directs water flow between filtration and backwash modes. Engineered with a durable plastic valve body and piston assembly, it helps maintain reliable operation of compatible Sta-Rite filter slide valves.

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Key Features

• Replacement 16-inch piston assembly designed for compatible Sta-Rite pool and spa slide valve systems.
• Controls internal valve movement to direct water flow between filtration and backwash operation.
• Includes durable plastic valve component for reliable sealing and flow control inside the slide valve housing.
• Precision-designed piston assembly ensures proper alignment and smooth valve operation.
• Durable materials resist pool chemicals, moisture, and continuous filtration system use.
• Ideal replacement component when slide valve pistons become worn, damaged, or difficult to operate.

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Product Overview

The Pentair 14930-0033 piston assembly with plastic valve is a key internal component used in Sta-Rite slide valve assemblies commonly installed on pool and spa filtration systems. The piston assembly moves within the valve body to redirect water flow during filter operation and backwash cycles.

This 16-inch piston assembly includes a plastic valve component designed to maintain proper sealing and flow control during operation. Constructed from durable materials capable of withstanding water pressure and chemical exposure, the assembly provides reliable valve performance and helps restore smooth slide valve operation during filter maintenance or repair.