Hanna pH/Temperature Tester with 0.01 pH Resolution - pHep®5 purple Color: Black with a clear

Color: Black with a clear front panel

add 2 ml (~1 pump) Caridina GH+ to purified water or tap water and mix thoroughly to raise the GH by 1 degree

Integrated heat sink

(2x) ReefLED G2 170 and Pendant Trays

Gradually decreases alkalinity ("carbonate hardness") of tap water and aquarium water

Hanna pH/Temperature Tester with 0.01 pH Resolution - pHep®5 purple Color: Black with a clearThe pHep4 lightweight, sleek tester is accurate to 0. 1 pH with a built in thermometer to automatically adjust the pH reading for temperature. The waterproof design (it floats), simple operation, and replaceable electrode mean that you can rely on this meter for years. You can replace the pH electrode for just $59. The large LCD display shows both pH and temperature readings simultaneously, while a stability indicator is displayed to alert you when a