Diatomaceous Earth (DE) filters by Waterway are known for their superior water clarity and efficient debris removal. These filters use DE powder to trap microscopic particles, keeping pool water crystal clear and hygienic. Over time, DE filter grids can wear out or become clogged, reducing filtration performance and water flow. Replacing worn-out grids ensures your Waterway pool pump maintains its peak performance and extends the lifespan of the entire filtration system.
This guide covers three popular Waterway DE filter grid models — 36 sq. ft, 48 sq. ft, and 60 sq. ft — with details about their features, lifespan, compatible replacements, and specifications. Whether you use an original Waterway grid or a compatible third-party option, understanding their design and maintenance intervals helps you choose the right filter for your pool and maintain a healthy, balanced swimming environment.
Waterway DE Filter Grid 36 Sq. Ft
Description: The Waterway 36 sq. ft DE filter grid offers efficient filtration for small to medium-sized pools. It provides high dirt-holding capacity, ensuring superior water clarity while minimizing maintenance cycles.
- Filtration Capacity: 36 sq. ft surface area suitable for compact pools.
- Life Span: Typically 2–3 years with regular cleaning and DE powder replacement.
- Important Features: Durable polypropylene frame, chemical-resistant fabric, and efficient particle capture up to 5 microns.
- Third-Party Options: Compatible with aftermarket DE grids from Pleatco and Unicel offering similar dimensions and fit.
- When to Replace: Replace if the grid fabric tears, the frame warps, or water flow decreases noticeably even after cleaning.
Technical Details
- Material: Polyester mesh with reinforced plastic frame.
- Dimensions: Each grid approximately 11” x 24” (depending on manifold design).
Waterway DE Filter Grid 48 Sq. Ft
Description: Designed for mid-sized residential pools, the 48 sq. ft Waterway DE grid delivers exceptional fine particle filtration and consistent water circulation. It balances high flow rates with low resistance for energy-efficient operation.
- Filtration Capacity: 48 sq. ft total area for medium pools or spas.
- Life Span: Around 3–4 years under proper maintenance conditions.
- Important Features: Heavy-duty polypropylene structure, smooth flow channels, and easy-to-clean fabric design.
- Third-Party Options: Compatible replacements available from brands like Filbur and Pleatco.
- When to Replace: Replace when grid panels show cracks, excessive DE leaks into the pool, or reduced suction persists after cleaning.
Technical Details
- Material: Woven polyester fabric with injection-molded plastic frame.
- Dimensions: Roughly 11” width x 29” height (varies by assembly).
Waterway DE Filter Grid 60 Sq. Ft
Description: The Waterway 60 sq. ft DE grid is ideal for larger residential and commercial pools that require maximum filtration performance. It handles high debris loads efficiently while maintaining clear, sparkling water.
- Filtration Capacity: 60 sq. ft for large pools and high-flow systems.
- Life Span: Lasts 3–5 years depending on pool usage and cleaning frequency.
- Important Features: Extra-large grid area for enhanced debris capture, sturdy construction, and easy fit into existing Waterway manifolds.
- Third-Party Options: Compatible grids from Unicel and Filbur available with equivalent performance.
- When to Replace: Replace when DE powder bypasses the grid, the fabric is frayed, or frame integrity is compromised.
Technical Details
- Material: Reinforced polyester fabric with molded polypropylene frame.
- Dimensions: Approximately 11” x 36” per grid element.
Conclusion
Regular replacement of Waterway DE filter grids is essential to preserve the efficiency and clarity of your pool water. Whether you choose the 36, 48, or 60 sq. ft model, ensure you clean your grids every few months and inspect them for wear or damage annually. Using high-quality original or compatible DE grids not only enhances filtration performance but also helps your Waterway pool pump operate smoothly and efficiently for years to come.
For more Replacement Filter Cartridges and other Waterway Products, visit Waterway Store on Amazon and Waterway Website