This is an inquiry message about negative room pressure in the 108th China Canton Fair. (这是一条买家关于"negative room pressure"的询盘信息,来自第108届中国广交会。)Inquiry Message (询盘信息) negative room pressure Can you send information on an inexpensive guage system for verification of negative room pressure? I am looking for a guage that can be mounted on an outside wall with hardware/equipment to go thru the wall into negative pressure treatment room in a small ER application. Contact Info (联系信息) Kent Shelton 84032 Company: Heber Valley Medical Ctr. E-mail: kent.shelton@imail.org kent.shelton@imail.org