AP Diving


The scuba equipment manufacturer AP Diving or Ambient Pressure Diving, formerly known as A.P.Valves, is at Water-Ma-Trout in Helston in Cornwall in England.
They produce a range of scuba and surface supplied diving equipment including buoyancy compensator jackets and the Inspiration diving rebreather range. Their products are very popular in Britain.
The firm started in 1969 making a valve to allow a diver to breathe from a stabiliser jacket buoyancy compensator's inflation cylinder. They progressed to making divers' adjustable buoyancy life-jackets and stabiliser jackets, and then other diving equipment such as rebreathers. and diving accessories etc.
They often exhibit at diving trade shows.

Product lines

In January 2018 Martin Parker, Managing Director of AP Diving, received the European Underwater Federation Lavanchy Award at the Boot Show in Dusseldorf.