Optimal Whole House Water Filter System
This system includes three high-performance filters housed in three 20-inch commercial-grade casings, complete with fittings for easy connection to existing plumbing.
What’s Inside
Stage 1: 1-Micron Sediment Filter
Captures fine particles like rust, dirt, and silt—protecting pipes, appliances, and improving water clarity and flow.
Stage 2: Activated Carbon Block PFAS Filter – 100% Coconut Shell CTO PLUS
> 90% reduction in chlorine at 2 ppm, >95% reduction in PFAS at 1500 ppt, > 83% reduction in chloramine at 3ppm, >95% reduction of VOC plus pesticides, microplastics, herbicides, disinfection byproducts (DBP’s) The high-performance carbon block also improves taste and smell—ideal for showering, cooking, and drinking.
Stage 3: Ultra-D Sub-Micron Filter
Filters particles smaller than 1 micron (typically 0.1 µm), removes >99.99% of: Viruses (e.g., rotavirus, norovirus), Bacteria (e.g., E. coli, Legionella) Cysts (e.g., Giardia, Cryptosporidium)
Also reduces: Lead, arsenic V, iron, cadmium, chromium, selenium, mercury PCBs, BPA, VOCs, residual pharmaceuticals, Chlorine, bromine, iodine, Biofouling precursors (proteins, acids, polysaccharides)
Recommended replacement: every 12 months
[📄 Go to the Ultra-D Fact Sheet]
🔧 Installation
Recommended to be installed by a licensed plumber, designed for easy maintenance and filter changes
Review our installation manual
💬 Additional Notes
For fluoride removal, we recommend pairing this system with the UltraStream drinking water filter, or looking at our Stage 3 Fluoride Whole House Filter System.
Looking for other whole house filter options?
We offer a range of systems tailored to different water sources and concerns—whether you’re dealing with high sediment, iron, bacteria, or specific chemical contaminants.

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