Double stage water filter Stage 1: 10" PP 5 micron Stage 2 :10" GAC All hardware included(tube, ... , corpuscule, other solids and chemical from tap water processing.WHY FILTER DRINKING WATER?For Life, Water is more important that sunlight.Two thirds of ... is to use a filter.According to research, drinking water can heal many illnesses, so drink up to good health. Double pure water filter