Transform Your Pond with the Half Off Ponds 16" Waterfall Filter with BioBalls – FWW16 Upgrade your pond with a high-capacity, easy-to-install filtration system built for larger water features. The Half Off Ponds FWW16 combines powerful mechanical and biological filtration in a durable, weather-resistant design—perfect for creating wide, crystal-clear waterfalls and maintaining a healthy aquatic environment. Filters debris and excess nutrients to support a balanced ecosystem. Built to last with rugged materials that withstand the elements year-round. Installs quickly with standard plumbing for immediate results. The wide 16" spillway adds dramatic visual appeal while blending seamlessly into koi ponds, large water gardens, and custom water features.

Why you'll love the FWW16

• Larger 16" spillway provides increased flow capacity and surface area for clearer, cleaner water.
• Packed with BioBalls that foster the growth of beneficial bacteria, breaking down fish waste and organic debris naturally.
• Rugged, UV-resistant construction stands up to the elements for long-lasting, year-round performance.
• Connects easily to your existing pump system—no complicated setup or plumbing required.
• Perfect for koi ponds, water gardens, or custom waterfall features—blends beautifully into any landscape.

Everything needed is included with this kit to create a stunning waterfall feature for any backyard water garden or pond

• 16" Wide Spillway
• Dimensions: 16" X 19" Depth X 12" Height
• Works on pumps up to 4000 GPH

The FWW16 features a filter pad for mechanical filtration and BioBalls for biological filtration, working together to keep pond water clean and clear.

Place the weir, connect the pump tubing, and secure with rocks—compact, durable, and easy to install with no tools needed.

Everything you need to build a stunning backyard waterfall is included in this convenient all-in-one kit: a 16" filtering waterfall weir, a 2100 GPH HydroFlow pump (144 watts) with a 30" power cord, and 12.5 feet of 1.5" black vinyl tubing. Enjoy quick installation and low maintenance with this easy-to-use setup.