ELIPSE P3 + ACTIVE CARBON protective mask SPR502 size M/L. Designed to perfectly fit the contours of your face. Extremely lightweight, not restricting visibility.The facepiece is made of TPE (Thermo Plastic Elastomer), and does not contain latex or silicone that can cause allergic reactions.. The compact respirator works with welding visors.. The P3(R) HESPA filters are CE marked and comply with European standards. Minimum filter efficiency is 99.95%. Temperature range for operation: -5 to +55 CP3(R) HESPA (High Efficiency Synthetic Particulate Airfilter). Applications The ELIPSE P3(R) + ACTIVE CARBON filters protect against:. Mist and metal fumes. Noxious odors ( thanks to activated carbon). Dust particles also biochemical. Manufacturer's guide for proper selection of filter for working conditions. Design The P3(R) HESPA+ filter is lighter and more durable than conventional fiberglass filters.The P3(R) HESPA+ filter is a composition of special materials selected for military applications where maximum length of use, bendability and minimum thickness were key considerations.