I just use a thick light grey-silver tarp. THICK being the most important part since I have plants covering practically every inch of floor space so I don't care about light really, just having water damage come through my living room ceiling!
stinkyattic Reviewed by stinkyattic on . mylar on floor Anyone tried putting mylar on their floor in addition to the walls? Does it help with the growing or simply shorten the life of one's eyeballs?:confused: Rating: 5