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All high pressure cylinders require testing. Scuba diving cylinders need testing every 30 months from the date of manufacture, alternating between visual test and hydrostatic tests. Air gun cylinders fitted with surface valves need to be tested every 5 years. Cylinders that do not have an in-date test stamp or sticker cannot be refilled until they have been tested. If your tank or regulator fails the hydrostatic test, the tester is under a legal obligation to destroy them to prohibit their future use. We have no control over this as it is the law. The payment is unaffected and we will be unable to refund any part of your payment. Oxygen cleaning is valid only for 18 months from the date of cleaning due to the risk of contamination.

In order for a cylinder to be filled with air or Nitrox / Trimix it must have a valid test stamp or sticker.  If this is not present, or it is out of date, then the cylinder will not be filled and must undergo testing. Cylinder Test Process:… - Read More

£ 50.00

Dive Force Marine Limited
Oxygen Clean

Scuba cylinders that are used for Nitrox/Trimix must be specially cleaned for use with oxygen.  This is because nitrox mixes are typically prepared by emptying the cylinder first, then adding 100% oxygen to the required amount before topping up… - Read More

£ 25.00

Dive Force Marine Limited
Shot Blast

In the course of use the internal sufaces of cylinders may show signs of rust.  If the rusting is minor, then this will be removed by shot blasting the internal surfaces of the cylinder. Rust occurs due to the presence of moisture - this comes primarily… - Read More

£ 25.00

Dive Force Marine Limited
Visual Test & Scuba Valve Service

In order for a cylinder to be filled with air it must have a valid test stamp or sticker.  If this is not present, or it is out of date, then the cylinder will not be filled and must undergo testing. Cylinder Test Process - Visual: The cylinder… - Read More

£ 43.00

Dive Force Marine Limited
Zinc And Repaint

If the external surfaces of a steel scuba cylinder have any areas of significant rust, then they must be cleaned, galvanised (a process which involves the external surface of the cylinder being electroplated with zinc which prevents the steel from rusting)… - Read More

£ 60.00