Membralox® Filter Assemblies - Process gas filtration
Pall Advanta™ In-Line Liquid and Gas Filter Housings - Service Media Filtration
Pall 72971 Spare Parts and Accessories, 47 mm in-Line Filter Holder - Underdrain disc, Type 316 Stainless Steel for Sterile Filtration and Clarification, (1/pkg): Amazon.com: Industrial & Scientific