Growers Choice GC-315 w/ 3K-R Environmental Controllers Healthy soil is the key

Healthy soil is the key to healthy plants

High humidity will interfere with the filters ability to adsorb odors

as the plant forms its own kind of "sunscreen" to protect itself from the ultraviolet light

Supersized mats: 60" x 21"

Growers Choice GC-315 w/ 3K-R Environmental Controllers Healthy soil is the keyGrowers Choice Horticultural Lighting has introduced their first digital 315 watt ceramic metal halide fixture. It utilizes advanced low frequency square wave technology and high efficiency 315 watt ceramic metal halide grow lamp. The GC 315 delivers the highest efficiency and closest spectrum to actual sunlight in the commercial horticultural industry.