Inquiry (采购产品): Diffusion Barrier filters I would like to purchase 5000 diffusion barrier papers identical to those used in your R40VDB cans. Please provide a price. Carl **** Hidden Message ***** Carl Distenfeld 4326 Crestview Rd Harrisburg, PA 17112 USA Company: TCS Industries Inc. Phone: 717-657-7032 E-mail: radondetek@comcast.net **** Hidden Message ***** radondetek@comcast.net
