More than a hundred current vehicle types around the world are fitted with TRW Automotive air pressure relief valves. These valves offer integrated, one-way air flow out of the vehicle while excluding the ingress of rain water, spray and fumes. Another feature for customers is the way TRW Automotive's product just snaps in for assembly to the vehicle body. The bottom line: Passengers in cars fitted with TRW Automotive pressure relief valves ride in greater comfort, enjoying well-regulated fresh or re-circulated air. And automakers enjoy the cost savings provided by well-built components that are easy to install.