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The PARKER M15R30A is a string-wound polypropylene cotton cartridge filter designed for plumbing filtration applications. Measuring 30 inches in length with a 2.5-inch outside diameter, this filter provides 20-micron particulate removal in water treatment and process filtration systems. The string-wound construction creates a graded density that traps particles throughout the depth of the media, not just at the surface. The polypropylene cotton winding and polypropylene plastic core meet FDA material grade standards, making this filter suitable for use in potable water and food-service-adjacent applications. Licensed plumbers and water treatment technicians are the typical installers.
This filter is used in residential and light commercial plumbing systems where whole-house or point-of-entry filtration is required. It fits standard filter housings that accept 2.5-inch OD cartridges. The 20-micron rating targets sediment, sand, rust particles, and similar suspended solids in supply water. It is also applicable in industrial process water lines where FDA-grade materials are specified. The rated maximum working temperature is 120 degrees F, keeping it within the range of cold and ambient-temperature water service lines.
Designed as an OEM-style replacement for standard plumbing filter housings that accept 2.5-inch outside diameter, 30-inch string-wound cartridges.
Installation should be performed by a licensed plumber following applicable IPC and local plumbing code requirements. Shut off the water supply and relieve line pressure before opening the filter housing. Inspect the housing O-ring and replace it if worn before seating the new cartridge. Do not exceed the rated maximum working temperature of 120 degrees F or the pressure rating of the housing in which this cartridge is installed.
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