No Mercy CO2 Tablets are an easy solution for a quicker and richer bloom. They're suitable for any system or medium. Growth stagnation in plants is often caused by a shortage of CO2. No Mercy CO2 Tablets introduces CO2 directly into your plants' roots and so significantly increases growth speed. Remember to use No Mercy CO2 Tablets in 'light on' rather than 'light off' periods. Simply add 1 tablet per 100 litres of water and watch your plants grow up to be happy and healthy!
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