
The 3M 7503 Premium Silicone Large Half Face Respirator is a reusable half facepiece that pairs with 3M cartridges and filters to guard against gases, vapours and particulates on site. It runs with the 3M Cartridge 6000 Series, 3M Filters 2000, 2200, 7000 or 5000 Series, or 3M Dual Airline Systems, tested and approved according to NIOSH approvals. The blue colour coding marks it as the large size, so crews can sort sizes at a glance.
Silicone construction keeps the seal soft against the face through long shifts and stands up to regular cleaning. The CoolFlow valve eases breathing effort and cuts heat and moisture inside the mask, while the exhalation valve cover pushes breath and moisture downward to reduce lens fogging and keep debris out of the valve. The dual-mode head harness switches between standard wear and drop-down. Suits painting, welding, chemical handling, abatement, mining and smelting work.
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