Its structure is similar to that of anti-static steel access panel. But the inside of the ventilation panel is empty and without foamed cement. Both top and bottom steel sheets and HPL/PVC tile are punched to form ventilation holes. Ventilation panel ,blended with anti-static access panel, is used for the places where air flow is necessary under the floor.The ventilation rate of LF 6020 is 25%1) Die-pressed edging2) 1.2MMT top steel plate and 1.0MMT bottom3) Pure cement filling inside4) HPL or PVC surface finish