Pleated Synthetic Fiber Washable Panel Air Primary Filter

Pleated synthetic fiber washable panel air primary filter media washable and replaceable stable structure with a keel in it disassembly frame light and easy to install application: designed for application for industrial and commercial heating,ventilation and air conditioning systems.for example like: 1)office,convention center,meeting room,hospital,shopping mall,sport center,airport and other buildings with hvac system. 2)normal industrial area with central air ventilation system. 3)pre-filter for central ventilation system for clean room.