Please allow +(-) 1/8 for size. Actual size is around 11-7/8x11-7/8 Polycarbonate are interchangable terms with Lexan or Makrolon For custom sizes
1/4 inch (6mm) Frosted Matte Cast Acrylic Sheet 12 inchx12 inch Cast Plexiglass 0.220 Thick AZM, Size: 8, Clear
1/4 (6mm) Grey Polycarbonate 12x12 Sheet 0.220-0.236 Thick Lexan Nominal Size (NO Masking) AZM
Clear Acrylic Sheet 12 x 12 x 1/4 Thick 2 Pack, 6mm Cast Plexiglass Sheets Ideal for Sign Size, Craft Projects, Display Cases, Cover, Box, 12x12 Plexi Glass Panel Cut with Laser, Power Saw or Drill : Arts, Crafts & Sewing
1/4 6mm Clear Polycarbonate Lexan Sheet 12 X 12 AZM New
Plexiglass Wind Barriers
6mm Clear Polycarbonate Sheet, Cut To Size
1/2 (0.472”) Clear Acrylic 24x12 Plexiglass Sheet
Plexiglass Home Depot - Search Shopping
Lexan Solid Compact Clear Polycarbonate Sheets, Thickness Of Sheet: 5 - 20 mm at Rs 100/square feet in Pune