Any local water filtration dealer will always try to sell you on themost expensive and largest marked up priced drinking water filter; butyou dont have to break the piggy bank to have safe great tastingdrinking water. The problem with buying water purification systems isthat you need to find out what is in the water in order to make theright purchase that suits you and your needs. Every water sourcescontains different contaminants even your neighbors water may showdifferent results than China 10 stage shower filter Manufacturers your own. The best solution is to do atleast a basic water test for Iron, Nitrogen, Hardness, Copper,Nitrates, Hydrogen Sulfide, and Bacteria. These kinds of kits can bepurchased for about $25-30 are very accurate and just as good assending your water to labs which can cost $150 or more. Test kits likethese are very easy to find online and could save you time and money.If you have any contaminants that are showing up positive and above thewater quality recommended levels then its best to consider homereverse osmosis water systems; otherwise a good carbon filter can dowonders.People who live in the city usually have very well regulated water sothe harmful contaminants are at a level lower than the federal/statewater quality requirements. In cases like this where harmfulcontaminants are better than the water quality requirements, a goodcarbon filter will be not only be cost effective but usually more thanenough to give you great tasting water. Carbon filtration is capable ofremoving many different types of contaminants. The most commoncontaminant removed by carbon block filters is Chlorine, bad taste andbad odors. For more intense removal of contaminants or bottled qualitywater, you may want to consider a reverse osmosis system. Reverse osmosis water treatment systemsare capable of removing up to 99.9% of contaminants; although certaincontaminants like high iron or hardness may require some specialpre-treatment. Reverse osmosis systems have been used for decades and is a technology that was developed bythe navy to filter sea water into high quality drinking water. A verygood majority of bottled water companies like Nestle, Kirkland, Dasaniand Aquafina use reverse osmosis as one of their stages of filtration.Home reverse osmosis water systems are now much more affordable and caneasily fit under most kitchen sinks to readily give you great tastingdrinking water straight from your tap. The actual cost of reverseosmosis systems could range anywhere from $159-$400 depending on theaccessories added and any certifications but entry level systems areactually extremely well priced for the quality of water produced.In the long run, any kind of drinking water filter system that you choose will save you hundreds a year just from buying bottledwater. So do yourself a favor, join the hundreds of thousands and geta drinking water filter to save yourself some money.