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The PARKER M11R10A is a string-wound polypropylene cotton cartridge filter designed for residential and light commercial plumbing filtration systems. Measuring 2.5 inches in outside diameter and 10 inches in length, this 50-micron filter captures sediment, rust, sand, and particulate matter before it reaches downstream fixtures, appliances, or process equipment. The polypropylene cotton winding and polypropylene plastic core are rated to FDA material grade standards, making this cartridge appropriate for potable water and food-service-adjacent applications. It handles water temperatures up to 120 degrees F. Plumbers and water treatment technicians install this filter in standard 10-inch filter housings on main supply lines or point-of-use locations.
This cartridge is suited for whole-house sediment pre-filtration, well water systems, irrigation supply lines, and commercial food-service or light industrial water treatment setups. It performs well as a pre-filter upstream of softeners, reverse osmosis units, and UV disinfection systems where sediment loading would otherwise foul finer downstream media. The 50-micron rating targets coarse particulate, extending the service life of finer polishing filters in multi-stage setups. Standard 10-inch housing compatibility makes it a straightforward drop-in service replacement during scheduled maintenance intervals.
Designed as an OEM-style replacement cartridge for standard 10-inch plumbing filter housings accepting a 2.5-inch outside diameter string-wound cartridge.
A licensed plumber or qualified water treatment technician should install or service this cartridge. Shut off the supply valve and relieve system pressure before opening the filter housing. Use a housing wrench to prevent damage to the sump body, and inspect the housing O-ring for wear or deformation before reassembly. Follow all applicable local plumbing codes, including IPC provisions for potable water filtration components.
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