Black & White Film 32'x100' 5.5mil - 3 Year grow-light-ballasts The Grow-Cubes do not need

The Grow-Cubes do not need to be changed

CPS2000 - 1 Wet Electropolish and 1 Dry Electropolish Tumblers

rugged build can withstand wear and tear and enables repeat use

Dimensions: 1"D x 15

Black & White Film 32'x100' 5.5mil - 3 Year grow-light-ballasts The Grow-Cubes do not needBlack & White Panda Film 32'x100' 5. 5mil Improve your lighting efficiency with durable, 5. 5mil thick black and white Panda Film. The white surface of our Panda Film reflects 90% of light omitted and the black surface prevents any light from penetrating through. The heavy duty waterproof film also helps prevent algae and mold growth on walls.