Alpha Sentinel Half Masks are ergonomically designed for optimum protection, comfort and PPE compatibility. A Well-balanced and lightweight (140g), providing optimum wearer comfort. A Available in three sizes, creating a tailored fit profile, superb fit and comfort for any workforce. A Fully adjustable head harness, offering easy fitting and adjustment, with a robust and trusted fit when in use. A Low profile shape to maximise the field of vision and allow exceptional compatibility with other PPE. A Alpha Sentinel filters are fitted with a simple connection which easily clicks into position. A Premium quality elastic strap provides a secure high comfort fit and retains mask positioning. A The large exhalation valve reduces heat and moisture build-up, providing low breathing resistance. A Easily cleaned and maintained with spare parts available. A Quantitative face fit adapter available. A Respirators are supplied with user seal check covers, which double as particulate retainers for combination filter. WARNING: Replace all damaged parts immediately to ensure correct level of protection. A This should be regularly checked and serviced by a trained specialist. A Inspection and service records must be maintained for each mask. A Genuine or original manufacturer parts should only be used. FACE-PIECE: FRONT COVER: HEAD HARNESS: STRAPS: NECK CLASP: EXHALATION VALVE: INHALATION VALVE: TPE ABS TPE POLYESTER POLYPROPYLENE SILICONE SILICONE A Changes to the product or its components are not permitted and will result in loss of approval. A To replace the exhalation valve, access the exhalation valve cavity by sliding the exhale valve cover downwards. Remove the orange exhale valve and replace it with a new part. Refit exhale cover. A To replace inhale valves, remove both flat orange inhalation valves from the inside of the mask and refit new parts ensuring they are correctly seated and flat. A To avoid confusion, the exhalation valve is stepped and larger than the two flat inhalation valves. A Carry out a leak tightness test. ORDERING INFORMATION SMALL: MEDIUM: LARGE:

Half Mask Selection and Fitting Instructions Pit 1. Select the appropriately-sized mask [see size guide]. 2. Slacken all head harness straps. 3. Place the lower harness over the head and around the neck [see Diagram 1]. Place your chin in the face-piece and pull the upper head harness over your head [see Diagram 2]. 4. Ensure the head harness is sitting correctly and is laying flat - not bunched or twisted. 5. Tension the straps at the back of the head and neck until a firm, comfortable fit is achieved [see Diagram 3]. 6. Adjust the fit of the mask on your face, with your chin firmly fitted in...