Overall Coverage     1400mm*450mm  4.59'*1.48'
Effective coverage   1320mm*380mm  4.33'*1.25'
Upstand              20mm          0.79"
Weight               3.78 kg/tile  8.33lb/tile
                     6.00kg/SqM     13.23lb/sf
Coverage measures    0.50SqM/tile   5.41sf/tile
                     2.00tile      0.18tile/sf