Wondering what drop checkers people buy?
I'm using a fluval one that came with the kit but wondering if the rubber seal leaks.
http://www.amazon.com/Fluval-A7551-CO2-Indicator-Kit/dp/B0052M9886
And decided I don't really like it so was thinking of getting something that looked nicer.
I'm using a fluval one that came with the kit but wondering if the rubber seal leaks.
http://www.amazon.com/Fluval-A7551-CO2-Indicator-Kit/dp/B0052M9886
And decided I don't really like it so was thinking of getting something that looked nicer.