Halcyon Streamline Drysuit P-Valve

Many divers credit Halcyon’s Streamline P-Valve as being among their best equipment purchases especially those that consume a lot of coffee pre-dive. The enhanced comfort and peace of mind redefine one’s diving experience. Whether you are interested in a short, comfortable dive or face log decompression obligations, the Streamline P-valve can provide a new level of diving comfort.


The Halcyon P-Valve kit includes everything required for installation: P-valve with hose, installation/owner’s manual, adhesive, a 2-oz. cleaning bottle, a wrench, and sandpaper.


  • Unique cover allows easy operation when wearing gloves
  • Sleek design eliminates bulky connections
  • Balance valve is incorporated into the solid Delrin body, eliminating the risk of infection from surrounding water.
  • Valves chosen to provide minimal back pressure, increasing comfort for female and male divers.