Stain Prevention & Removal

The Hayward Bobby™ Pool Water Make-Up Filter is a high-efficiency, inline hose filter designed to purify fill water before it enters your pool or spa. Whether you’re topping off your water level or performing a complete refill, this filter helps ensure the water is clean, clear, and free from harmful contaminants that can affect water balance, clarity, and equipment life.

Engineered with advanced multi-stage filtration, the Bobby Make-Up Filter effectively reduces metals (such as iron and copper), organics, sediments, chlorine, and other impurities commonly found in tap or well water. It’s an ideal first step in water treatment—protecting pool finishes, improving sanitizer efficiency, and minimizing the risk of stains and scale buildup.

Key Benefits:

• Filters out sediment, metals, chlorine, and organic contaminants

• Prevents staining, discoloration, and scale in pool surfaces and equipment

• Improves water clarity and reduces chemical demand

• Easy hose-end connection for quick setup and use

• Compatible with both residential and commercial pools & spas

• Ideal for saltwater and traditional chlorine pools

Ideal For:

• Pool startups, refills, or top-offs

• Areas with metal-rich or hard water sources

• Reducing pre-treatment chemical needs

• Maintaining optimal water quality from the very beginning

Directions for Use:
Attach the Bobby Make-Up Filter to a standard garden hose and connect the other end to your water source. Begin filling your pool or spa as normal. For best results, use the filter slowly to maximize contact time and filtration efficiency.

Hayward Bobby™ Pool Water Make-Up Filter delivers clean, balanced fill water from the start, helping you save on chemicals and avoid common water quality problems—for a pool that stays clearer, longer.

10" pool water filter filters pools up to 20,000 gallons

20" pool water filter filters pools up to 40,000 gallons