Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4525 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GB37Y1000 Band, 37mm Shrink, Yellow 1000/Pack Price on request 783-0018-01 Battery Pack, Gilian 12 (NiMH) Price on request 201169 Air Boss, Blue, GilAir-3/GilAir-5 Price on request