Manx Care says its had a number of reports of oxygen cylinders leaking, but this isn't the case.
It says new ZH bottles make a more noticeable sounds when running compared to older models.
The Oxygen Team says although the sound may be alarming, the bottle is functioning correctly.
A leak will be clear if the content runs low much quicker than expected and there's a noise when the flow is turned off.
Middle gets pre-election requisition meeting
Anyone can make parking discs - but only the DOI's are legal
Douglas hotel's football sign could be worth £15k
Douglas church becomes House of Dog
Manx mums relate to Paris's school holidays feelings
Okells makes it a double at beer awards
Organisers call off 11-hour music event next weekend
Plans lodged for quayside hotel and apartments in Peel