OTS Guardian Full Face Mask

COLOUR COMBINATION: Skirt: BLACK, Hardware: BLACK, Skirt: BLACK, Hardware: BLUE, Skirt: BLACK, Hardware: RED, Skirt: BLACK, Hardware: PINK, Skirt: BLUE, Hardware: BLACK, Skirt: YELLOW, Hardware: BLACK


This item is available separate or with buddy phone packages. The Guardian line of Full-Face Masks (FFM) is OTS' most recent innovation. Designed to meet the demanding needs of today's Commercial/Professional Diver, it leverages the best features found on other FFMs with unique features designed by OTS. The second stage regulator is horizontally mounted close to the diver’s face. This design minimizes the difference in ambient pressure exerted on the second stage diaphragm and on the diver’s...

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5 out of 5 Stars (1 reviews)

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I ordered an OTS Guardian full face…

By Nigel Dupont (from Trustpilot) on 11 Apr. 2022

I ordered an OTS Guardian full face mask from ND. It arrived on time and I was kept up to date with its delivery. Very happy with the speedy service and price.


  • Removable 2nd stage for easy cleaning and storage (can't be used w/o mask)
  • Made of a one-piece, non-rigid silicone skirt combined with injection-moulded, high-impact, glass-filled ABS plastic frame and regulator housing
  • A double face seal and slightly smaller oral nasal cavity to fit most faces
  • Equalization occurs through a nose block.
  • Air flow is directed up over the visor to eliminate fogging and through one-way valves in the oral nasal pocket to reduce CO2 retention.
  • 2nd stage comes off the right shoulder and uses a standard LP hose
  • Includes a communications port for easy installation of a Buddy Phone® or ear/microphone assembly to connect an Diver Communications Unit such as the Aquacom® SSB-2010
  • Includes Ambient Breathing Valve®, Mask Bag, and LP hose