Bubblefin Aquarium CO2 Monitor Glass Drop Checker with Solution pH Indicator (Classic)
Bubblefin classic glass CO2 drop checker with pH indicator solution, a traditional style CO2 monitor for planted tanks.
Price range: See on Amazon
What we liked
- + Classic shape is a familiar and proven drop checker design
- + Includes indicator solution for quick setup
- + Glass body is easy to clean between refills
Trade-offs
- - Indicator solution alone gives less precise readings than a reference kit
- - Suction cup placement can be tricky around dense plants
Prices change often, so check the current price and availability on Amazon.
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