[Siliphos Add-on] Includes Siliphos to help prevent scale and stop corrosion, greatly extending the life of your plumbing fixtures. It is recommended that the filter be replaced every 6 months to prevent scale from building up. [Auto Flushing Module]The filter has an integrated auto-flushing module (dual power supply) that saves time on routine maintenance. Auto, semi-auto, and manual on the HD touchscreen are to enable the system to flush on a preset schedule automatically. [Jumbo Size and High Flow Rate] Designed for a more complicated well water situation, the WSP50SL-ARJ spin-down sediment water filter provides a 1-gallon capacity, which is 22 times larger than standard sediment filters. The maximum flow rate is 25 GPM. [Effective Sediment Removal] The whole house sediment filter uses a 50-micron filter screen. It can filter up to 99% of large particulates such as sediments, dirt, rust, sand, floating objects, and other water pollutants. [Advanced Frontier Water Filter] As a central water purification pre-filter, WSP50SL-ARJ is a reliable first line of defense that can protect terminal equipment and appliances, such as downstream pipelines, water purifiers, boilers, and washing machines. Pressure-resistant and Durable Materials. Crafted from 316L food-grade stainless steel, the precision filter mesh in the iSpring WSP50SL-ARJ ensures exceptional durability. The explosion-proof transparent housing offers visibility and convenience. [Tested and Proven] This housing has successfully passed rigorous tests, enduring pressures exceeding 500 psi and withstanding over 100,000 water hammer tests, demonstrating its outstanding resilience and longevity. [Universal Fittings for Easy Installation] Universal fittings can be easily installed and adaptable to other applications-two types of threads on both ends of connectors: 1-inch MNPT and 3/4-inch FNPT. [Four Different Microns for Replacement Filters] Four microns filter sizes are available for the WSPSL-ARJ/WSPSL-ARJ-BP series, find the perfect fit for your needs, including the FWSP50SL-ARJ, FWSP100SL-ARJ, FWSP200SL-ARJ, and FWSP500SL-ARJ.