RZ M1 Neoprene Mask | 99.9% Filtration + Active Carbon Color:Black If you manage 10 rooms

If you manage 10 rooms or 1

woodworking in unheated shops

97% filtration performance

For reference

apartments

RZ M1 Neoprene Mask | 99.9% Filtration + Active Carbon Color:Black If you manage 10 roomsThe Original RZ M1 Neoprene Mask Since 2010 The RZ M1 Neoprene Mask is where it all started. Launched in 2010 as the first RZ Mask product, the M1 Neoprene paved the way for 3+ million masks sold worldwide. Built from high quality neoprene that keeps you comfortable in cooler temperatures, the M1 features the same F1 Active Carbon Filters that deliver 99. 9% filtration down to 0. 1 microns, dual one way discharge valves, and an adjustable nose clip