Black & White Film 24'x100' 5.5mil Trim Bin cubes and starter sheets is

cubes and starter sheets is by

Ed Rosenthal is a world-renowned grower and educator who created decades-long Ask Ed growing advice column in High Times Magazine

Bulky B is a water-soluble formula

*Flush 5 Gallons before attaching to membrane housing GOCF-2510-GB for GrowoniX GOEX100/200/400 GOGX150/200/300/400 & Mini Scrub

NO Cal-Mag product on the market contains sulfur

Black & White Film 24'x100' 5.5mil Trim Bin cubes and starter sheets isBlack & 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.