The Ultrajewel range of reclaim helmets is the most efficient and reliable currently available to the commercial diver. When used with the GASMIZER system, gas comsumption is typically reduced by 90% or better.

The combination of the Ultraflow demand valve and the Jewel reclaim valve has been established as the industry standard, but through Divex's policy of continuing development, they have further improved performance and reliability.

Advantages of the closed circuit reclaim helmet is the excellent communications capability with less bubble noise and exhalation resistance at as little as 0.3 bar.