Wood structure series are specially designed to accommodate the use in various venues, such as theater, concert hall, auditorium, convention center, house of worship, and school hall etc. For such public space long years use and easy maintenance during daily operation, from architecture design & building point of view, special attention shall be made when doing the seating design and material selection to satisfy the hall fire prevention requirements, reverberation requirements, and try as much to reduce air blow-in noise etc. YH-7738 is a recommended classic style for art center use. With varied seating width available (550mm/580mm), the same specification can be selected for standard chair, VIP chair. The chair leg uses 蠁160 bearing cylinder for air supplying from the bottom, with fractional hole area 42%, hole diameter蠁8mm, and hole distance 11mm. Similar design with different leg option please refer to YH-7736 and YH-7737. Inside the cylinder, a tapered diffuser can be installed to make sure uniform air distribution, and in the meantime, reduce air speed, noise, and balance different outlets pressure. Under the cylinder, air regulating valve can be installed to adjust air flow. As checked, with single cylinder air flow < 140m3/h, air speed at 20cm from central axis <0.2m/s, and NR (Noise Rating) value 鈮?0. Characteristics Green material 鈥?Seat panel with 15mm thick, back panel U type hot pressed plywood, with15mm thick red beech veneer laminated plank, the back top is curved shape, making it look elegant and graceful; 鈥?Armrest with red beech curved shape; 鈥?The exposed wood surface is sprayed with environment-friendly polyester resin paint. Guaranteed quality 鈥?Die-cut by quality cold-rolled steel plate. The metal parts are under static plastic powder coating, double anti-rust process 鈥?Robotic welding with high quality; Acoustic design 鈥?Under the premise that it sits comfortably, improve seat sound absorption by increasing reflection area. Seat panel can be designed with sound absorption hole, to make sure seat sound absorption the same effect with different attendance. Slow rising mechanism 鈥?Hidden slow rising mechanism makes sure there鈥檚 no shock, noise when the seat returns, and return speed is adjustable. Comply with 鈥?/span> ISO9001:2015 Quality Management System; 鈥?/span> ISO14001:2015 Environmental Management System; 鈥?/span> ISO45001:2018 Occupational Health and Safety Management System Standard Upholstery & Timber Veneer Single/mixed color, custom material & color also available Measurement: 鈥?Center distance: 550mm/580mm Back height: 1000mm 鈥?Seat height: 430mm Armrest height: 645mmChina Auditorium Seating website:http://www.dfstage.com/auditorium-seating/
