The durability of black HDPE sheet makes it ideally suited for a variety of applications such as water tanks, chute linings, and numerous industrial uses. Acid, odor, moisture & mildew resistant . it Starboard Black HDPE Matte Sheets – 48 x 96 x 1.5in. 1.5 inch thick NSTRUCTION hdpe sheets st-HDPE sheets 4×8