6'' Air-Cooled Reflector w/ internal cool tube Terp Derp 1-pound case contains 4: 1

1-pound case contains 4: 1 pound bottles

this depends on the nutrients used

Safe to beneficial or large insects such as bees

Efficient Airflow – 271 CFM air movement at 680W/7 Amps ensures thorough air circulation throughout the space

6'' Air-Cooled Reflector w/ internal cool tube Terp Derp 1-pound case contains 4: 16" Air cooled Reflector Air Cooled with a flange to attach your ducting directly to the reflector. Designed specifically for the horticulture industry. This high quality reflector can be used alone or in a line with many others. Connected by ducting to a sufficient fan this reflector will produce optimum results with cool and efficient operation. Comes with a Cool tube design for heat control. Pre installed lamp socket, 15' cord, and 2 hanging clips