... the ventilation effect is better than traditional spray booth. Drive-in Ramps3Units, each size: 2000x1030mm, diamond plate constructionFoundation and FloorWallboard ... & exhaust filterFibreglass paint-stop filterVentilation SystemInlet fan (Direct Drive Motor)Adopt big impeller turbo fan 7.5KW, 380V, ... 50HZ, CEOutlet fan (Direct Drive Motor)Adopt big impeller turbo fan 7.5KW, 380V, ...