24×48 hdpe panel cut to size-HDPE high density polyethylene HDPE High Density Polyethylene – OKAY Plastics HDPE sheet sizes– 24 in x 48 in, 32 in x 48 in, 48 in x 96 in, 48 in x 120 in, 54 in x 96 in, 60 in x 96 in, 60 in x 120 in HDPE rod sizes – diameter 0.250 in – 14 in, []