Pipe and Fittings: Schedule 40 galvanized steel furnished with orange polyethylene covers for vertical piping for high visibility and corrosion resistance. Shower Valve: 1” IPS chrome plated brass stay-open ball valve furnished with stainless steel actuating arm and 29” stainless steel pull rod. Eye/Face wash is activated by flag handle four GS-Plus™ spray-type outlet heads deliver a flood of water for rinsing eyes and face. Eye/Face Wash Valve: 1/2” IPS chrome plated brass stay-open ball valve remains in operation until handle is returned to closed position. Spray Head Assembly: Four GS-Plus™ spray heads each has a “flip top” dust cover internal flow control and filter to remove impurities from the water flow