2Hr Aquarist APT SKY

Discover new possibilities with SKY-boosted water.
Enable shrimps and hardwater plants to thrive together with softwater plants*.
Replenish all vital minerals in RO/ RODI water with no negative altering of NPK, KH or pH.

Each 3.5g / 5ml per 60L adds 12ppm Calcium and 3.5ppm Magnesium (+2.5 dGH)
Recommended: 15ml per 60L of RO/RODI water.
SKY Dosing Guide here.

*To grow softwater plants, RO/RODI water recommended if tap water measures >2 dKH

Grow Anything


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What is a good level of GH in a planted aquarium?

What is a good level of GH in a planted aquarium?

June 08, 2022 3 min read

What is "General Hardness" and how does it matter in the planted aquarium?
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What is a good level of KH in a planted aquarium ?

What is a good level of KH in a planted aquarium ?

June 08, 2022 6 min read

What is KH and why does it matter far more than pH? What is the relationship between pH and kH?
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Understanding tap water parameters from local water reports

Understanding tap water parameters from local water reports

May 02, 2022 8 min read

Tap water quality can vary tremendously from area to area. One easy way to plan ahead for your tanks need without spending money on test kits is to read the local tap water report on what is in our water. This guide covers how to interpret the numbers in a local water report and which parameters to pay attention to.
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