Water Quality
Last updated on 03 Nov, 2025
How does the charcoal compare in size to marineland
What is the recommended replacement rate for the activated carbon? While organic load plays a big role, what’s a rough guideline?
Do I need charcoal ?
Q: Can I use this product to absorb odors in a refrigerator? How should it be done?
Can I use this to make an air filter to remove smoke?
How much Premium Carbon do you use for 10 gallons?
We recommend around a half cup for every 40 gallons of aquarium water. A 10 gallon aquarium will need a 1/8 to a 1/4 cup.
Is activated carbon safe for filtering water for cats?
Cloudy and Green water
To kill free-floating algae( green water, in freshwater aquarium we typically use a AlgaeFix by API or the ultimate solution is a Ultraviolet sterilizer. Here is a link to an article on our website which gives additional ways to kill or control green water: https://www.aquaticexperts.com/pages/how-to-fix-cloudy-water-in-a-freshwater-fish-tank Here is a link to our chart - How to Diagnose and Treat a Cloudy Freshwater Aquarium Water: https://www.aquaticexperts.com/pages/cloudy-water-diagnosis
Water Change
Do I have to do a water change if I didn't rinse the filter pad?
We have a basement that had water several times after heavy rains. Now dry but smells mildew. Will this help our odor?
Can this be ground up to be used for other applications, such as facial masks and the like?
Is Premium carbon suitable for filtering drinking water?
Safe Water?