Calyx Magnum air-purification fans are sped up to

fans are sped up to full power when cooling is needed and are slowed to an idle when the cooling needs are met

With its crystal clear

and lightweight

Compatible with all Hydrofarm heat mats

The rockwool will last for the life of your plant

Calyx Magnum air-purification fans are sped up toWith an available 2% (N), 3. 4% (Ca), and 1. 4% (Mg) + micronutrients, Calyx Magnum gives gardeners vital nutrients needed for plant development and growth. Another huge benefit is that we created Calyx Magnum without the use of chemical chelates like EDTA, which is so prevalent in other Cal Mag products on the market. Instead of chemical chelates like EDTA, Calyx Magnum utilizes plant based amino acids as a chelating agent. This means that Calyx