A list of invalidated diver training certificates, as at 31 March 2012, is now available online.
Original post by HSE and many thanks to them for allowing “I want CHAS” to use and their entry about Health & Safety
"CHAS Qualification Has Helped Us Gain More and Better Work" - Chris Hart, Multiplumb
"Our Experts Will Guide You Every Step Of The Way" - Stephen Smith, Sphere RHSM