This whole house system features two-stage filtration for longer cartridge life and great long-term flow rate and filtration performance. This high-performance whole-of-house system features a self-cleaning two-stage filter for longer cartridge life. Perfect for all water applications. - Stage 1 - The 90-micron sediment filter also includes a self-cleaning, back-flush function for easy maintenance. - Stage 2 - 10 micron multi-action carbon block filter removes even finer particles and improves colour, odour, and chlorine. - Features two-stage filtration for longer cartridge life - Great long-term flow rate and filtration performanceSelf-cleaningPerfect for all water applications