LiquaGen - 2 Stage City & Well Water Whole House Water Filtration System w/20" Sediment & Carbon Filter (Blue) Great for home/small commercial applications. Purifies the incoming water supply for your entire home for great drinking water, healthier skin, hair, lungs & health during showers and baths Assembly Required. Filters Size : 4.5" x 20". Removes from 95 - 96.5% impurities in your home. 1" input and output ports handle up to 15 gallons per minute Unlike reverse osmosis systems, this whole house system will NOT reduce TDS. Total Dissolved Solids (TDS) is a measurement of everything in your water, both good and bad. It's not an accurate measure of water quality. Thick side walls with heavy-duty ribs to provide greater strength Temperature rated to 125F (52C) Cap, sump and top-seated O-rings compress to provide leak proof sealing