Tank Power 1 candleTank Power 1 Cartridge Made with Blue Ring® technology, 3 layers of filtration, Tank Power 1 filters out 10 times smaller impurities than standard cartridges.The 3-layer technology purifies impurities through three sequential layers.Tank Power 1 cartridge pores start from 5 microns and narrow to 1 micron, which purifies 10 times smaller impurities than normal cartridges, thus ensuring water purification of up to 99.9% of impurities.Raw materials for drinking water approved by the international FDACandle filtration efficiency lasts up to 3 monthsTank Power 2 candleMade with MircoPores® technology, which guarantees the absorption of up to 99.9% of chlorine, color and taste, and is designed in a distinctive streamlined shape and preserved in a distinctive blue plastic package to preserve the components of the candle.The candle is designed in a way that makes the base of the candle wider than its top, and this is an indication of how to install the candle correctly.Raw materials for drinking water approved by the international FDACandle absorption efficiency lasts up to 6 monthsTank Power 3 candleTank Power 3 is made with MircoPores® technology that works with Power 2 to purify water from 99.9% of chlorine, color, taste, gases and the smallest impurities.Streamlined design in a distinctive green colorPreserved inside a plastic package to protect the candle from any crack or carbon block breakage, in order to purify the water efficiently.The candle is designed in a way that makes the base of the candle wider than its top, and this is an indication of how to install the candle correctly.Raw materials for drinking water approved by the international FDA  Candle absorption efficiency lasts up to 6 months.Tank Power Post Carbon (PC) CandleTank Power Post Carbon (PC) cartridge made with MicroPores® technology which guarantees 99.9% chlorine absorption Color, Taste and Odor.Raw materials for drinking water approved by the international FDA  Candle absorption efficiency lasts up to 12 months.Tank Power Calcite (CAL) CandleTank Power Calcite (CAL) is made of the highest quality calcite responsible for adding calcium to pure, healthy water.Concentrated calcite with 10% more than regular calcite to remove the bitterness of the water and improve its taste.Equivalent to the acidity of the water.It increases the alkalinity of the waterRaw materials for drinking water approved by the international FDA  Candle absorption efficiency lasts up to 12 months.Tank Power Far Infrared (FIR) CandleHigh quality Tank Power Infrared (FIR) cartridge which is responsible for increasing the level of oxygen in the water which enhances the circulatory flow in the body.Candle efficiency lasts up to 12 months.normal drinking water standardsThe package does not contain a membrane candle