Valved Respirator Mask w/ Filtered & Unfiltered Exhaust Modes/ MODMAR PAPR COMPATIBLE/ (Corona/ COVID-19 mitigation)
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READ COMPLETE INSTRUCTIONS BEFORE DOWNLOAD This is a work in progress, Has not been scientifically tested. Use NON FIBERGLASS HEPA vacuum bags / Disposable blue shop towels as Filters. Heat Required: ADULT SUPERVISION SUGGESTED.
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