Description Specifications Literature Description The ASCO Valve Dust Collector Series are high-flow fast-opening 2-way valves, pilot valves, pilot valve enclosures, and bulkhead fittings that have been specially designed for use in dust collector systems.The 8353 Series is a 2-way dust collector valve used for pulsing large volumes of air into filter bags for particulate removal.Special Features:Die-cast aluminum bodies and diaphragm operationIntegral compression fittings for fast, easy, secure installation State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications Product SpecificationsPipe Size:3/4Orifice Size:1 1/8 inBody Material:AluminumBody Design:2-WayValve Service:Main Pulse Literature & Docs Product Specifications Accessories