Stage 3: 2ND Carbon Block: Provides further protection to the membrane from free chlorine and sediment.
Stage 4: Reverse Osmosis Membrane: Membrane reduces a high percentage of dissolved inorganics and total dissolved solids. * See below
Stage 5: Post Carbon Filter: A final polishing process that enhances and clarifies your drinking water.
The Goldline has the Gold Seal from WQA.
The Water Quality Association (WQA) Gold Seal represents the most credible and independent testing and validation entity in the water industry. The WQA’s Gold Seal represents quality assurance through comprehensive testing and continuous research and evaluation of water treatment technologies.