Inquiry (采购产品): Cordura menbrane Would like info on use of mat'l as membrane to seal off Shoulders of commercial airports.Large quantities req- uired.Apparently used by Army for temporary helipads.Their designator is T-17 and T-18 for med. and heavy duty. **** Hidden Message ***** Eric McConachie Montreal, QC H3G 2R6 CAN Company: AvPlan Inc. Title: President E-mail: avplan @aol.com **** Hidden Message ***** avplan @aol.com