AP Diving or Ambient Pressure Diving, formerly known as A.P.Valves, is a British manufacturer of diving equipment at Water-Ma-Trout in Helston, Cornwall, England. They produce a range of scuba and surface-supplied diving equipment including buoyancy compensator jackets and the Inspiration range of electronically controlled closed circuit diving rebreathers. [1] [2] [3]
The firm started in 1969 making a valve to allow a diver to breathe from a stabiliser jacket buoyancy compensator's inflation cylinder.[ citation needed ] They progressed to making divers' adjustable buoyancy life-jackets and stabiliser jackets, and then other diving equipment such as rebreathers. [4] and diving accessories etc.[ citation needed ]
They often exhibit at diving trade shows. [5]
In January 2018 Martin Parker, Managing Director of AP Diving, received the European Underwater Federation Lavanchy Award at the Boot Show in Düsseldorf. [11]