Description
The Culligan RS-23-SED5 10″ Pre-Sediment Filter is a high-quality replacement cartridge designed to reduce sediment, dirt, rust, sand, and other particulate matter from your water supply. With a 5-micron filtration rating, this filter provides effective pre-filtration while maintaining good flow rates, helping protect downstream filtration stages and water treatment equipment.
Ideal for use in reverse osmosis systems, whole-house filtration, and point-of-use applications, this Culligan sediment filter helps extend the life of carbon filters, membranes, and appliances by preventing sediment buildup.
Features & Benefits
- 5 micron sediment filtration for effective particle reduction
- Reduces dirt, rust, sand, silt, and debris
- Protects downstream filters and RO membranes
- Standard 10″ size for wide housing compatibility
- Maintains consistent flow and system performance
- Genuine Culligan® replacement filter
Applications
- Reverse osmosis pre-filtration
- Under-sink and point-of-use filtration systems
- Whole-house sediment filtration
- Residential and light commercial water treatment
Compatibility
- Fits standard 10″ filter housings
- Compatible with systems using Culligan RS-23-SED5 sediment cartridges
Maintenance Recommendation
- Replace every 3–6 months, depending on water quality and usage
Why Choose the Culligan RS-23-SED5
- Reliable sediment protection from a trusted brand
- Helps extend the life of your water treatment system
- Easy to install and replace
- Consistent performance and filtration quality
The 10″ Culligan 5 Micron Pre-Sediment Filter (RS-23-SED5) is an essential first-stage filter that helps keep your water clean while protecting the performance and longevity of your filtration system.

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