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Waterway 520-5307-3S 16" Diameter Carefree™ Standard Sand Filter System 1HP
Waterway 520-5307-3S 16" Diameter Carefree™ Standard Sand Filter System 1HP
Efficient 16" sand filter system with a powerful 1HP Hi-Flo II pump for reliable water circulation.
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The Waterway 520-5307-3S Carefree™ Standard Sand Filter System is designed for efficient and effective filtration.
It features a robust Hi-Flo II Pump for faster filtering cycles and superior water flow.
Ideal for new installations or as a replacement pump, it ensures optimal performance and reliable operation.
Experience consistent filtration with a 16" diameter sand filter system built for lasting durability.

⭐️⭐️⭐️⭐️⭐️ Customers praise the Waterway Carefree™ Sand Filter System for its consistent and powerful filtration.
Many users appreciate the Hi-Flo II Pump’s reliable performance and high flow rate, making pool maintenance easier.
The 16" diameter sand filter is noted for its compact design, ideal for both new setups and replacement systems.
Reviewers mention the system’s easy installation and overall value for money compared to other filter systems.

- High Flow Rate Performance – Efficient water circulation and faster filtering cycles.
- Durable Construction – Sturdy materials designed for long-lasting use.
- Compact Design – 16" diameter filter, ideal for small to medium-sized pools.
- Versatile Pump – Suitable for both new installations and pump replacements.
- Easy Maintenance – Simple to clean and maintain for optimal performance.

- Brand Waterway
- Application Pool
- Shipping Dimensions 22.5 x 22 x 30.5 inch
- Each Product Weight 67 pound
- Minimum Sell Quantity 1
- UPC Code806105657145

Q: Is the Hi-Flo II pump energy efficient?
A: Yes, the Hi-Flo II pump is designed for optimal energy efficiency while maintaining high flow rates.
Q: Can the sand filter handle large debris?
A: The filter system is primarily designed to filter fine particles, but a separate skimmer or pre-filter can be used for larger debris.
Q: How often should the sand be replaced?
A: Typically, the sand should be replaced every 3-5 years, depending on usage and water quality.


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Waterway is a trusted name in pool and spa equipment, offering dependable pumps, filters, jets, and plumbing components engineered for lasting performance. Whether you're building new or replacing parts, Waterway products are designed to keep your system running efficiently. At AquaDoc, we stock a wide selection of Waterway pool and spa supplies to support smooth operation and easy maintenance.
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