Got a couple of these for my fish tanks after my first one did a great job with the spike alert in my large goldfish tank but found them thin and thin enough that the small fish can squirm behind them and knock them down. Luckily, they work just as well on the bottom of a tank.
π Hanna Marine Alkalinity Checker HC - HI772: Accurate & Efficient dKH Measurement
9 Review
FUNSWTM 7 in 1 Aquarium Test Strips: Accurate Water Testing for pH, Nitrite, Nitrate, Chlorine, GH & KH Levels
8 Review
Fluval A7551 CO2 Indicator Kit
9 Review
Highly Efficient Seachem Purigen for Freshwater & Saltwater Filtration
9 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
Efficient 2-In-1 Magnetic Fish Tank Cleaner With Non-Slip Design And Scratch-Free Blades
37 Review
Steam cleaner Deerma Deerma DEM-ZQ610 EU, white/red
68 Review
Jasonwell Magnetic Aquarium Fish Tank Glass Algae Cleaner - Floating Brush (L Size)
37 Review