Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0906-EU-R GilAir-Plus STP 5-Pump Starter Kit, Euro cord Price on request GP25 Filter Support Pads, Porous Plastic, 25mm, 100/Pac Price on request SC-8 Tedlar Bag (25.0L) Price on request