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  • The Face Mask Store
  • 01749 938 160
  • Anglo Trading Estate, Shepton Mallet BA4 5BY Registered Company - 12448451 VAT Number - 351617117

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Alpha Sentinel Full Face Mask

Was: £103.95
Now: £80.00
(Inc. VAT)
Was: £86.62
Now: £66.67
(Ex. VAT)
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Alpha Sentinel Full Face Mask

Riley Safety Glasses Offer


The Sentinel Full Face Mask is a premium quality full face mask that has been manufactured and assembled entirely in the UK by Alpha Solway. They are a brand you can fully trust, protecting people for over quarter of a century and remain one of the world’s fastest growing respiratory protection manufacturers.

An innovative 5 way adjustable harness has been used to make the mask as comfortable as possible. The weight has been kept as low as possible to ensure user comfort throughout the day whilst still offering a high impact durable design you can rely on. 

All parts from this mask are removeable and replaceable, so you can easily keep your mask fully maintained as and when you need to.


  • Super comfortable - five-way head harness technology removes feeling of a downward pull and ensures a comfortable fit.
  • Lightweight  - only 600g
  • Durable design - High impact polycarbonate lense with low profile.
  • Tailored to you - Available in Small, Medium or Large sized (please see size diagram for details)


Head Harness

  • Innovative five-way adjustable head harness technology, removes the feeling of a downward pull on your face, ensuring a balanced and comfortable fit all day long.
  • The harness is designed to prevent over-rotation and tangling.

Exhalation Valve

  • Optimised large exhalation valve reduces heat and moisture build-up, providing low breathing resistance
  • Supplied with user seal check covers, which double as particulate filter holder for combination filter.
  • Visor bridge profile has been raised to protect the visor from scratches when not in use


  • The Alpha Sentinel filters are fitted with a simple connection which easily clicks into position.


  • Visor bridge profile has been raised to protect the visor from scratches when not in use
  • Visor and filter position provides panoramic field of view without obstructions
  • Low profile shape ensures easy compatibility with your other PPE. 


  • Optical insert available.
  • Quantitative face fit adapter available.
  • Simple to clean and maintain, spare parts available to purchase.


  • Assembly
  • Chemical clean-up
  • Chemical handling
  • Chemical splash
  • Chipping
  • Chiseling
  • Cleaning
  • Furnace operations
  • Grinding
  • Laboratories
  • Machining
  • Masonry
  • Painting
  • Pouring/casting
  • Sanding
  • Sawing
  • Welding.
  • Industries in which this facepiece are commonly used include agriculture, construction, general manufacturing, pharmaceuticals, and primary metals


  • See here


  • Tested to EN136:1998 Class 2 (EN136:1998 CL2), ensuring greater robustness and higher flame retardancy.
  • CE Certified
  • UKCA Approved
  • Product conforms to the requirement of: UK Regulation 2016/425 on PPE, brought into UK Law and amended & Regulation (EU) 2016/425 of the European Parliament and of the Council as Personal Protective Equipment (PPE)
  • Product Weight - 600g
Technical Information
Calculated at Checkout