GVS Elipse Replacement Filter A2-P3 RD - SPR497. These filters are recommended for organic gases and dust, pesticides, paints, and solvents in the automotive, construction, agriculture, and shipbuilding industries, or during repairs. The gas filters contain activated carbon granules with special properties regarding pore size, grain size, activation level, and density. These properties ensure high absorption performance and low breathing resistance. Compatible with the following masks: SPR 495 / 496. Delivery includes: 1 pair.