--Wall panel: sandwich style, δ=50mm, polystyrene .rock wool is optional. --Door: 3 pcs of front door without aluminum side cover. 1pcs of emergency door with pressure lock. --Exhaust fan: 1 unit of 5.5kw unilatcral centrifugal fan. --Exhaust duct: 3m straight ducts, one 90° bend, and one 60° bend. --Filtration: mounted at the rear wall panel. --Roof filter: 2 pcs of filter, mounted above support frame, which is made of steel and powder coated. --Upper light: 8 sets, 4*40w per set. --Control box: components made in china, overload, overheat, phase-lacking protection, straight driven motor. --Omni- directional movable infrared light as optional. Technical Specifications External size(m) 8.1x4.0x3.2 Internal size(m) 6.9x3.9x2.7 Door width (m) 3.0 Door height (m) 2.66 Air flow (m3/h) 18000 Inside on-load air speed(m/s) 0.25-0.3 Power (kw) 7 Vehicle suited Saloon car