Quick view Add to Cart Gerson 9000 Series Dual Cartridge Respirator with Replaceable Organic Vapor/P95 Cartridges The Gerson 9000 Series Dual Cartridge Respirator mask is a half mask respirator which features replaceable... Gerson $24.95 Gerson 9000 Series Dual Cartridge Respirator - Replaceable Organic Vapor/P95 Cartridges for Paint and Spray Foam