Filter Cap, Replacement for Nephelometer Back Catalog number: 385-0113-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-DFR Dual Flow Regulator Accessory, for ACTI-VOC and ACTI-VOC PLUS Price on request C-EZVOCPO Easy-VOC pump (with CapLok tool and carry case) Price on request 810-0903-01-R STP Pump Only (No Dock) Price on request