I didn't want to waste water so I added a fountain pump. This combination is outstanding. I just did a water change on two 20 gallon and 50 gallon tanks in about 30 minutes. I had a similar setup 40 years ago, don't know why I waited so long.
Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
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𧲠Efficient Magnetic Fish Tank Cleaner: KEDSUM Floating Clean Brush with Handle Design
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π AquaticHI 27-Inch Aquarium Tongs - 100% Reef Safe - Multi-Purpose for Fresh & Saltwater Fish Tanks - Clip Plants, Spot Feed Fish & Coral - Keep Hands Dry
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