ceramic access floor. optional design,thin joint,pleasing construction effect,longer using life than other floor boards ceramic access floor1. size:600*600*30mm/35mm/40mm2.Panel dimension:within ±0.25mm3.Panel squareness within ±0.25mm.4.Panel weight: about 13KG5.Concentrated load of panel: 440LB to 1500LB.6.Covering material of panel:HPL. PVC,ceramic, MDF 7.Four sides:Black PVC edge trim.8. ...