Full Face Mask with Filter: 20 pcs / Full Shaded-Lens Face Mask: 20 pcs / Half Face Mask with Filter: 30 pcs
Required Technical Specifications:
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Made of flexible, skin-safe rubber that is resistant to chemicals and acids.
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The lens must be transparent, impact-resistant, provide a wide field of vision, and equipped with automatic valves.
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Equipped with an automatic inhalation valve that operates under positive pressure with the user’s breathing, and must be positioned on the side of the mask, not the front.
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Equipped with an exhalation valve that allows exhaled air to exit while preventing ambient air from entering during inhalation.
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Must not obstruct the wearing of a firefighter helmet and must be designed to prevent fogging of the lens caused by moisture from exhaled air.