Can-Lite Pre-Filter 10 in Sprayers The total kit includes a

The total kit includes a black plastic propagation tray without holes

both professional and hobbyist

Cobalt Sulfate

Assuming you have powerful enough grow lights

Can-Lite Pre-Filter 10 in Sprayers The total kit includes aCan Filter has designed and built the Can Lite for convenience and long life. 100% Australian granulated carbon, aluminum top and bottom, integrated flange and 51% open perforation are features of the Can Lite filter. The Can Lite is available in 7 sizes with a CFM range of 893000. Can Lite is manufactured in a dedicated carbon filter plant in North America. Each filter is shrink wrapped, boxed and labeled for ease of use.