Whole house water treatment. System Models 700 and 900 will also reduce to a nominal amount up to 10ppm of clear. Eliminating those ugly stains from your sinks, bathtub, shower and toilets Most conventional. Require the addition of an iron. The item “Waterboss whole-house water treatment softener” is in sale since Friday, April 10, 2020. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Pumps & Water Filtration Systems\Water Filtration Systems”. The seller is “taggartplumbing” and is located in Freedom, Pennsylvania. This item can be shipped to United States.