#20 Slim Line Filter Housing | 1/2" FNPT | With Pressure Relief | Fits 20" Standard Water Filter | Pentair Pentek

#20 SlimLine Filter Housing for 20" Standard Water Filter Cartridge Blue Body | Black Cap | Traditional Cap Design | 1/2" In Out Connections | With Pressure Relief Pentair Pentek Traditional Slim Line Filter Housings are manufactured of a durable polypropylene and are designed to be compatible with most nominal 20" Standard sized filter cartridges. These 20-inch Pentek Slim Line filter housings, molded from rugged reinforced polypropylene, offer outstanding chemical compatibility and are ideal for use in a variety of low-flow applications. These applications include undersink and countertop residential filtration, pre- and post-reverse osmosis filtration, recreational vehicle filtration, food service and humidifying systems. Pentek 158204 features a pressure relief button on the inlet side of the cap, to release pressure before opening. Note that the actual dimensions of 20" Standard filter cartridges vary per filter type and model - these are typically between 2" to 2⅞" OD and 20” Length. Features and Benefits of Pentek Filter Housings Slim design reduces space required for installation without sacrificing capacity Available in clear or opaque sumps Leak-proof seal Pentair 158204 is Tested and Certified by NSF International to NSF/ANSI Standard 42 for material and structural integrity requirements. 20" Filter Housings Specifications Part #: 158204 Brand Name: Pentek Pentair Ametek US Filter Filter Housing Dimensions: 4.83" Dia. × 21.88"H For Filter Size: (Nominal) 20" Standard Fits Filter Cartridge Dimensions: 2" to 2.875" OD 20" Length In and Out Connections: 1/2" FNPT Housing Body (Sump) Color: Blue Housing Cap Color: Black Housing Cap Style: Traditional (Rib Cap) Pressure Relief: Yes Initial ΔP @ Flow Rate: 2 psi @ 5gpm Maximum Pressure: 125 psi (8.8 kg/cm2) Temperature Rating: 40-125°F (4.4-51.7°C) Housing Cap Material: Polyropylene O-Ring Material: EPDM Replacement O-Ring: 151121 Filter Wrench (not included): 150539 158204 is Rib Cap Style. Color shown here does not necessarily match color of product. Popular Filters Installation Accessories for use with 20" Standard Housings 20" Carbon Filter Cartridges 20" Sediment Filter Cartridges - 5 Micron (Other Micron Ratings Available - Click to Browse ) 1/2" Male Straight Connectors Single Filter Mounting Bracket Double Filter Mounting Bracket Triple Filter Mounting Bracket Applications for Filter Housings for Water Filtration Cartridges Home Drinking Water Point of Use (POU) RO Systems Under the Sink/ Under the Counter RO Systems Whole-House Filtration Point of Entry (POE) Filtration Commercial RO Pretreatment Residential RO Pretreatment Residential RO Post Treatment Refrigerators Ice Makers Factory Swimming Pool Restaurant Farm Irrigation Carbon Filters Sediment Filters Deionization Filters Specialty Filters