Arpal Aluminum, Ltd. has won a US Army tender to supply its high-performance, blast mitigation windows to American army installations. The tender is worth approximately half a million dollars. Arpal promotional material characterizes the company?s Blast Mitigation Window Systems as ?the only Commercial, Off The Shelf (COTS) solution on the market providing the same level of protection as the wall itself?? The windows incorporate ?several unique and patented energy absorbing and locking mechanisms.? The windows on the US military installations are to be retrofitted with the Arpal system.