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The PARKER WC23R30 is a string-wound cartridge filter designed for plumbing and water filtration applications. Constructed with acetate cotton winding over a tinned steel core, this filter delivers mechanical filtration at a 5 micron rating, capturing sediment, rust, sand, and particulate from liquid flow. The 2.5-inch outside diameter and 30-inch length make it a large-format element suited to high-flow or high-capacity filter housings. It is rated for service up to 250 degrees F, supporting use in hot-water and industrial process lines where standard polypropylene elements would fall short. Licensed plumbers and water treatment technicians are the primary installers.
The WC23R30 is used in residential and light commercial water treatment systems, process water filtration, and plumbing pre-filtration stages where sediment removal is required. The string-wound construction provides depth filtration, trapping particles throughout the media rather than only at the surface, which extends service life in high-sediment environments. Typical installations include whole-house sediment filter housings, industrial process lines, and pre-filter stages ahead of RO or UV systems where a 30-inch sump housing is used.
Designed as an OEM-style replacement for standard 2.5-inch outside diameter, 30-inch string-wound cartridge filter housings used in residential and commercial plumbing sediment filtration systems.
Installation should be performed by a licensed plumber in accordance with local plumbing codes and IPC guidelines. Shut off the water supply and relieve system pressure fully before opening the filter housing or removing the spent cartridge. Inspect the housing O-ring and sump threads before installing the new element. Do not exceed the rated operating temperature of 250 degrees F or the housing manufacturer's specified pressure rating.
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