ā¢ made of Sand-blasted forged brass.ā¢ High-performance balanced diaphragm design: The Intermediate Pressure is always constant during the dive at any depth.ā¢ ICE Kit: fully isolates all moving parts from contact with the water, ensuring excellent thermal protection in cold water.ā¢ Simple and fast maintenance.ā¢ HP ports: 2ā¢ LP ports: 4ā¢ Replaceble stainlees-steel Valve Seat: designed to offer great safety, it can be easily disassembled to make maintenance easy.