A-O Spray Pro Replacement Filters

Breathe clean air even while spraying finishes or sanding when you wear this half mask, twin-cartridge respirator. It protects against organic vapors and paint sprays, mists and dusts.Replaceable cartridges feature a built-in paint spray prefilter. NIOSH 42CFR84 approved. Made by Aearo. R53A Cartridge with P100 Particulate Filter: Approved to provide respiratory protection against Organic Vapors and Acid Gases including: chlorine, hydrogen chloride, sulfur dioxide, chlorine dioxide, and hydrogen fluoride with a P100 particulate filter which is effective against all solid &liquid aerosols (99.97% filter efficiency level).