Prices:16mm x 1500mm kit    £69
        16mm x 2000mm kit    £83
            16mm x 2500mm kit    £90
     16mm x 3000mm kit  £109

20mm x 1500mm kit    £99
          20mm x 2000mm kit  £109
          20mm x 2500mm kit  £119
          20mm x 3000mm kit  £139