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The Optrel 4088.104 mountain breeze filter adds an additional layer for ozone and odor filtration to the e3000x PAPR system. This does not include the mountain breeze filter frame. If you are just upgrading to mountain breeze filters for the first time, you need the 4088.103 starter kit.
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🇺🇸 Ship from USA · On Agora since 2026
$41.99