API Freshwater pH Test & Adjuster Combo Kit
Helps monitor and adjust pH levels to prevent invisible water problems that can be harmful to fish.
Reads pH levels from 6.0 to 7.6 and includes API pH UP and pH DOWN solutions to adjust the water to the proper range.
Designed specifically for use in freshwater aquariums only.
Recommended for weekly monitoring and when water or fish issues begin to appear.
| Feature | Details |
|---|---|
| Test Range | 6.0 – 7.6 |
| Adjustment Tools | pH UP and pH DOWN solutions |
| Usage | Freshwater aquariums only |
| Frequency | Weekly monitoring or when issues are observed |
FAQ
What is the pH range that this kit can measure?
The kit measures pH levels from 6.0 to 7.6.
Can this kit be used in saltwater aquariums?
No, this kit is designed for use in freshwater aquariums only.
How often should I use this kit?
It is recommended for weekly monitoring, or whenever water or fish problems appear.

Donna Glover –
I’ve used this kit for three months now and it’s been very reliable. The test strips are easy to read and the pH UP and DOWN solutions work well. My fish have stayed healthy, and I can catch changes early. Simple and effective for a freshwater setup.
Audrey King –
The kit works as described. I test weekly and adjust when needed. The pH readings are consistent and the adjustment solutions are easy to use. A small improvement over previous test kits I had.
Austin Cameron –
Great value for the features included. The test strips are accurate and the adjustment solutions help maintain stable pH. I noticed fewer fish stress issues after using this kit regularly.