Keep your pool water sparkling clean and perfectly balanced with the Waterway Crystal Water 425 sq. ft. Cartridge Filter (Model 570-0425-07). Designed for superior filtration performance and easy maintenance, this premium filter uses a large 425 square-foot cartridge element to trap fine debris and contaminants — ensuring consistently clear water with minimal upkeep.

Built with a heavy-duty injection-molded body, the Crystal Water filter is engineered for durability, chemical resistance, and long service life. Its top-access design makes cleaning and cartridge replacement fast and simple, while the high-capacity air relief system ensures smooth, efficient operation.

Ideal for residential and commercial pools, this filter delivers dependable, high-flow performance and the clarity you expect from a top-tier Waterway product.

Key Features

• High-Capacity Filtration – 425 sq. ft. single-cartridge design delivers outstanding water clarity.

• Durable Construction – Reinforced body built to withstand high pressure and pool-chemical exposure.

• Easy Service Access – Top-load design with simple clamp ring for quick cartridge removal.

• Efficient Operation – Low-restriction flow path helps pumps run cooler and more efficiently.

• Corrosion-Resistant Materials – Ideal for both chlorinated and saltwater pools.

• Trusted Performance – Engineered and manufactured by Waterway, a leading name in pool filtration.

Specifications

What’s Included

• 1 × Waterway Crystal Water 425 sq. ft. Cartridge Filter

• Clamp assembly and O-ring seal

• Drain plug and manual air relief valve

• Owner’s / installation manual

Why Choose Waterway Crystal Water?

Waterway’s Crystal Water series is built for pool owners who demand long-lasting performance and crystal-clear results. Its oversized cartridge area extends cleaning cycles, while the rugged body and easy-service lid design reduce downtime and maintenance costs. For dependable clarity and professional-grade filtration, choose Waterway Crystal Water.