Black & White Film 24'x100' 5.5mil - 3 Year hawthorne 230V = model 52x) and

230V = model 52x) and preferred tube type (E-tubes or F-tubes)

Multiple greenhouses can be linked together in series

For hydroponic use:

ALSO NON-PLANT FOOD INGREDIENT: 1% Humic acid (derived from Lignite)

Removable front panel makes controller easy to wire into your power system

Black & White Film 24'x100' 5.5mil - 3 Year hawthorne 230V = model 52x) andBlack & White Panda Film 24'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.