Model Number: AS1000-TFD Brand Name: JIACHEN FLOOR Key Specifications/Special Features: Size: 600x600mmVentilation rate: 20%Combination is similar to that of antistatic all-steel floor in structure, but its enclosed space is of no foaming fillerPunched vents on upper and lower steel plates of floor as well as on veneerUsed with all-steel access floor is applicable to sites with ventilation requirements for underneath of floor