美国联合闻森集团成立于1962年，主要产品：商用、居舍用中央新风系统；机械式中央通风系统；变风量中央空调系统（VAV）。以不断创新的精神和卓尔不群的品质，在欧美市场久享盛誉。2007年，闻森品牌中央新风系统正式入驻中国。闻森中央新风系统，主要解决整套房屋内部的通风和换气问题。系统可持续低能耗低噪音地运行，避免开窗所带来的灰尘、噪音、飞虫等弊端。使我们的房间也成为了一套会呼吸的房屋。新风按照预设好的流动路线从卧室、客厅等进入，由卫生间、厨房储藏室排出，避免室内空气产生过大的紊流现象。 America UniVenson Group was founded in the year 1962 ， main products including Central Fresh Air System for business and civilian ， mechanical central ventilation system and VAV central air-conditioning system 。And with the innovation and differentiate quality ，it enjoys long reputation 。In the year 2007，Central Fresh Air System ，branded Venson entered China formally 。 Central Fresh-Air System branded Venson ，mainly executes the entire housing ventilation 。The system with low-power and low-noise operation can avoid the defects such as dust， noise， flying insects when we open our windows for ventilation 。And therefor our rooms will breathe spontaneously 。Fresh air enters from the bedroom and living room etc and discharges from the toilet ，the kitchen or the storage