Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9918-02 Go-Cal AC Adapter NEMA, 100-240V Price on request 910-1501-NO Gilian 10i,Starter Kit, No Cord Price on request 800217 Impinger, Moisture Trap, Plastic, with 1/4" ID tub Price on request