API GH & KH (General & Carbonate Hardness) Freshwater Aquarium Test Kit

Test your aquarium’s hardness levels with the API GH & KH Test Kit! Designed for accuracy and ease of use, this kit helps you monitor general hardness (GH) and carbonate hardness (KH) two key parameters that influence fish and shrimp health, plant growth, and overall water stability.

Imbalanced GH and KH levels can lead to stress, poor plant development, and unstable pH. Regular testing allows you to make precise adjustments and maintain a healthy, balanced aquarium environment.

This kit tests:

• General Hardness (GH)
• Carbonate Hardness (KH)

Kit includes: 2 test bottles, 2 test tubes, and easy-to-follow instructions. Provides multiple tests for long-term aquarium care.