TDI courses

To bungee or not to bungee? Tank rigging options for tech divers

Whether you dive twinsets, sidemount or CCR rebreather, choosing between tank rigging options or hose retainers is part of your equipment considerations. This blog post will give you a few pointers to help decide between bungee cord, rubber straps and custom straps. If you’re looking for a definitive answer, I’m afraid we won’t have that. […]

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May Newsletter

Our May newsletter 2020 is now available. If it’s not in your inbox yet, please check your spam folder.  Or, if you haven’t signed up yet, you can do that on our News & Blog page or by dropping us an email here.  Dark Horizon Diving newsletters are usually sent every 4-6 weeks – or more frequently

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What’s Sidemount Plus?

Sidemount diving beyond the basics: in our courses section you find our Sidemount and Sidemount Plus programmes. So, what is Sidemount Plus?  First things first – the TDI Sidemount Diver course offers great foundation training for those discovering sidemount diving. It covers basics as well as a few challenging skills that further develop a diver’s understanding and knowledge

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