Seachem Glass pH Checker
The Seachem Glass pH Checker is a state of the art pH checker designed for use in both freshwater and saltwater aquariums. It is affixed to the tank using included suction cups, providing stable and reliable monitoring of sensitive pH levels. The device features a highly sensitive indicating solution that changes color when submerged in water, alerting the user to any shifts in chemical balance.
It is especially useful for monitoring CO2 concentrations and pH levels in planted aquariums. The pH checker works effectively in aquariums of any size and has a diameter of 25 mm.
| Specification | Detail |
|---|---|
| Material | Glass |
| Size | 25 mm diameter |
| Usage | Freshwater and saltwater aquariums |
| Indicator Type | Color-changing solution |
| Installation | With suction cups |
FAQ
How does the pH checker indicate changes in pH levels?
The pH checker contains a sensitive indicating solution that changes color when submerged in water, providing a visual alert to any changes in pH levels.
Can the pH checker be used in both freshwater and saltwater tanks?
Yes, the Seachem Glass pH Checker is designed for use in both freshwater and saltwater aquariums.
Is the pH checker suitable for planted aquariums?
Yes, it is particularly effective for monitoring CO2 concentrations and pH levels in planted aquariums.



Stephen Davies –
I’ve used this pH checker for over a year in my freshwater tank. The color change is very clear and I can see pH shifts within minutes. It’s easy to install and stays firmly in place with the suction cups. No need to take water samples anymore.
Amelia Hudson –
Works well in my saltwater tank. The color change is accurate and helps me maintain stable pH levels. I only wish it had a more detailed scale, but it’s still very useful for daily checks.
Austin Newman –
Great tool for monitoring pH in my planted tank. I noticed a drop in pH early on, and it helped me adjust my CO2 levels before any damage occurred. Simple and reliable.