Pentair 152227 Standpipe and Lateral Assembly – 22″ Sand Filters
The Pentair 152227 is a complete internal standpipe and lateral assembly designed for 22-inch Pentair sand filter tanks. It distributes water evenly through the sand bed for proper filtration and backwashing, making it an essential replacement when internal components become worn, cracked, or clogged.
Key Features
- OEM-style replacement for 22″ Pentair sand filter systems.
- Includes standpipe, hub, and bottom laterals.
- Restores correct internal water distribution for efficient filtration.
- Durable molded plastic construction resists chemicals and corrosion.
- Helps prevent channeling and uneven filtration caused by damaged laterals.
Specifications
- Manufacturer: Pentair
- Part Number: 152227
- Component Type: Internal standpipe with lateral assembly
- Tank Size Compatibility: 22-inch sand filter tanks
- Material: Pool-rated molded plastic
- Includes: Center standpipe, lateral hub, and set of laterals
When to Replace
Install a new 152227 assembly if your sand filter is experiencing poor filtration, sand returning to the pool, or loss of flow due to damaged or missing laterals or standpipe parts. A proper internal assembly ensures consistent filtration and reliable backwashing performance.
Installation & Maintenance Tips
- Fully drain the filter and remove sand before replacing internal components.
- Inspect and clean the interior of the tank before installing the new assembly.
- Ensure the standpipe is correctly seated and the hub sits level.
- After installation, backwash and rinse before returning to normal filtration.
- Periodically inspect laterals for cracks or wear during routine maintenance.
