Pentair 178553 Cartridge Filter Almond Lid Assembly
The Pentair 178553 is a replacement tank lid assembly designed for use with Pentair Clean & Clear 50 sq ft and 100 sq ft cartridge filters. It replaces the original lid on systems that use almond-colored housings — restoring a proper seal, air-release port, and pressure containment for safe, effective filtration.
Key Features
- Direct-fit replacement lid for Clean & Clear 50 and 100 filters.
- Almond-colored thermoplastic body — matches original filter housing appearance.
- Includes built-in air-release / manual air-relief port and pressure-gauge mounting provisions (if applicable).
- Heavy-duty construction — durable and chemical-resistant for years of pool service life.
- Provides a secure hydraulic seal when used with proper O-ring and locking ring, preventing leaks and ensuring correct flow through the cartridge.
Specifications
- Manufacturer: Pentair Pool Products
- Part Number: 178553
- Compatible Filters: Clean & Clear 50 (CC50), Clean & Clear 100 (CC100)
- Color: Almond (body matches common filter housing color)
- Includes: Lid assembly with integrated air-release port and pressure/gauge provisions
- Application: Replacement filter tank lid for cartridge-type pool filters
When to Replace / Use
Use the 178553 lid when the existing lid is cracked, warped, missing, or leaks — or anytime you’re servicing a Clean & Clear 50/100 filter and want to ensure a proper pressure-tight seal. Replacement helps maintain safe operation and keeps cartridge filtration performing as designed.
Installation & Maintenance Tips
- Before installation, drain the filter water and relieve system pressure.
- Clean the filter housing rim and inspect or replace the tank O-ring to ensure a reliable seal.
- Align the lid and locking ring properly and tighten according to Pentair’s torque guidelines.
- Inspect the lid and seal annually (or when filter is serviced) for signs of wear or stress, especially after freeze/thaw or heavy chemical exposure.
Why Offer 178553
This is the OEM-recommended lid for many Clean & Clear cartridge filters. Stocking it allows you to quickly service or repair common cartridge filter systems — helping customers avoid replacing the entire filter tank when only the lid is damaged. It’s a dependable, cost-effective way to restore proper filter operation and safety.
