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.

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 158129 is Tested and Certified by NSF International to NSF/ANSI Standard 42 for material and structural integrity requirements.

20" Filter Housings Specifications

158129 is Rib Cap Style.  Color shown here does not necessarily match color of product.

• 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