... insideBasement & Floor: complete steel assemble, 3 rows of indented plate , 2 rows of grille.Ramp: 2pcs ramp, each one:2000* ... 750*300mm Sealed type: back assemble wall panel of 50mm EPS, 3 sides with PVC soft curtain , ... 3550*520mm, with lights on the 2 sides of roof , part of it with filter, small part with air-proof ... pole supportingthe roof(optional)Total power:8.7kw motor vehicle sanding room