Pentair 18201-0300 Multiport Valve Assembly - 2in, White, with Unions

What This Part Is Used For
The Pentair 18201-0300 Multiport Valve Assembly - 2in, White, with Unions is used on compatible sand filter systems to control filtration, backwash, rinse, and other valve functions. It directs water flow through the filter tank.

Why This Part Matters
A damaged or leaking multiport valve can cause poor filtration and water loss. Replacing the full 2in assembly helps restore proper filter operation and backwash performance. A complete valve with unions simplifies service and future maintenance.

Key Features and Specifications

• Manufacturer part number: 18201-0300
• 2in multiport valve assembly
• White finish
• Includes unions
• For compatible Pentair sand filter systems

Installation and Fitment Guidance
Shut off pump and relieve filter pressure before replacing the valve. Inspect tank O-rings and plumbing connections during installation. Confirm by manufacturer part number before ordering.

About the Pentair Brand
Pentair manufactures sand filters and valve systems used in residential and commercial pools. Their multiport valves are widely installed across Pentair filtration platforms. Pentair supports long-term service with OEM replacement assemblies. Professionals rely on Pentair for dependable water control components.

Common Service Context
Commonly replaced when valves leak at the handle or fail to seal internally. Often installed during sand changes or full filter refurbishments.