News & Updates

2020 ROC and XMAS trading hours
December 11, 2019
2020 ROC and XMAS trading hours
Air Purity reminds new and existing customers of ROC that the new dark-green coloured ROC for 2020 commences use on the 1st of January.
Air Purity reminds new and existing customers of ROC that the new dark-green coloured ROC for 2020 commences use on the 1st of January.
Air Purity update – Summer 2019
December 10, 2019
Air Purity update – Summer 2019
With diving activity ramping-up rapidly as we approach the Summer 2019-2020 season, the team at Air Purity Limited thought it timely to update the New Zealand diving community on its services and the coming change of ROC tags from 2019 to 2020.
With diving activity ramping-up rapidly as we approach the Summer 2019-2020 season, the team at Air Purity Limited thought it timely to update the New Zealand diving community on its services and the coming change of ROC tags from 2019 to 2020.
Air quality testing for privately-owned compressors
December 24, 2018
Air quality testing for privately-owned compressors
Air Purity offers a professional-level air quality testing service for owners of private dive and air compressors. The potentially life saving air testing procedure, which is mandatory for commercial operators, involves a procedure suitable for testing compressors anywhere in New Zealand reachable by a courier service.
Air Purity offers a professional-level air quality testing service for owners of private dive and air compressors. The potentially life saving air testing procedure, which is mandatory for commercial operators, involves a procedure suitable for testing compressors anywhere in New Zealand reachable by a courier service.
Is your dive air safe?
December 24, 2018
Is your dive air safe?
Many recreational operators of dive compressors are not be aware of the severe risk even well-serviced compressor units can pose to themselves, their friends and family. A number of life-threatening air contaminants can enter SCUBA cylinders via the filing air compressor including carbon monoxide, excess carbon dioxide, oil residues and other hydrocarbons.
Many recreational operators of dive compressors are not be aware of the severe risk even well-serviced compressor units can pose to themselves, their friends and family. A number of life-threatening air contaminants can enter SCUBA cylinders via the filing air compressor including carbon monoxide, excess carbon dioxide, oil residues and other hydrocarbons.
WorkSafe withdraws cylinder design approvals
December 10, 2019
WorkSafe withdraws cylinder design approvals
WorkSafe New Zealand considers there to be health and safety risks arising from SCUBA and SCBA cylinders manufactured from aluminium alloy 6351, and has withdrawn their design approvals.
WorkSafe New Zealand considers there to be health and safety risks arising from SCUBA and SCBA cylinders manufactured from aluminium alloy 6351, and has withdrawn their design approvals.
About Air puriTY

Set up in 2013, Air Purity Limited is an independent, and 100% owned subsidiary of the New Zealand Underwater Association. In 1982, NZ Underwater identified the need to ensure safe diving practices were supported by quality assurance procedures extended to dive cylinders and air filling equipment, thus developing the SCAP (Scuba Cylinder Audit Program). Today, Air Purity is a primary point of contact for clean breathing air testing, SCAP cylinder audit and certification, air-fill operator certifications, and recreational boat training courses specific to the New Zealand underwater community.

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