Inquiry (采购产品): Need acoustical barrier for generator I need an exterior wall to absorb sound from an outside generator and an a/c unit. The wall needs to be 18 feet long and five feet high. It needs to be supported in the ground. Thanks for your consideration. Roger J. Porter MD **** Hidden Message ***** Roger Porter 19333 Company: RJPorter MD, LLC E-mail: rjportermd@aol.com **** Hidden Message ***** rjportermd@aol.com
