It comes with a UV light to kill bacteria and viruses coming from your well water. Electro-magnetic types plug into your wall and send an electro-magnetic wave through your pipes. You will need to do a little maintenance on the Hard Water Poly Softener. Polyphosphates are natural materials used in water treatment facilities and they are extremely effective in preventing hard water minerals from adhering to pipe walls and other surfaces. If you do have well water, this is the most complete salt free water softener and filtering system you can buy. These 3 models use a powered control box to send electro-magnetic waves through your pipes, suspending hard water mineral grains in the flow of the water. Attaching the unit to the main supply line allows the electro-magnetic waves to start working before water and hard water grains enter any other part of your system. Models with additional filters and components can then remove chlorine and chloramines from city water or herbicides, pesticides, bacteria, and viruses from well water. Most water conditioners range from $50 to $2,000 in price. These units also provide robust filters for your whole house. The water is softened because the hard water mineral grains will no longer be a problem, not because they’ve been removed. Conventional units are rated by grain count, the number of grains of minerals it can remove before it needs to flush the filtering resin material. 1 cubic foot water softener/conditioner tank. We call these systems full filters because they soften your water while removing a lot more material that you don’t want in your water. In the next section, you can see what you should expect to pay for each one. For example iron filter followed by water softener. This would place the Hard Water Genie at the supply line, then a simple or full filter polyphosphate softener, followed by an Eddy Water Descaler or Clearwave coil around the hot and cold supply lines. Each of our evaluations includes information on the technology used, how effective the model is, how easy it is to install, how long you can expect it to last, its care and maintenance needs, and the price you can expect to pay for it. Use it alone if you have generally soft water or attach it to your hot and cold water supply lines as the last step in controlling hard water. It turns your white clothes dingy and dries out your skin and hair. For suggestions on specific models using these technologies, see our Optimal Salt Free Water Softeners. For example an iron filter removes ferrous iron but does not remove hardness etc. Polyphosphates are safe chemicals added to the water. It is great in preventing your home appliances and other from scale build-up and also reduce the scale in your home or business. The UV light runs off a standard household outlet. This complete filter system includes components specifically designed to remove chlorine and … It’s effective for both city and well water homes, requires very little maintenance, and does not use electricity. The wave magnetizes the hard water mineral grains, suspending them in the water so that they don’t cling to pipes or other surfaces. City or well water—engineered to work with both. See How Household Water Filtration Works. The unit itself comes with a lifetime guarantee. The hard water mineral grains become suspended in the water, reducing their ability to bond to pipes, water supply tubes, appliance basins, clothes, and humans. – High soap usage & need for fabric softeners 446 Major Mackenzie Drive East Field Controls, the manufacturer of the Clearwave warrants it for 18 months. You can simply strap the strong magnetic wraps to your pipes and walk away. To improve comfort, safety, and quality of life for people around the world through product engineering, scientific innovation and our expertise in a wide range of water technologies. Over time, the magnetic effect will loosen buildup and allow particles to flush through your system. Tier1 Eco Series Whole House Water Softener Alternative (Salt Free Softener), 1 - 3 Bathrooms . Many municipalities across North America treat water by a process called “Chloramination”. It also has a water flow rate of 7 gallons per minute, removing 97% of chlorine in the process to make your skin and hair more vibrant. The Aquios FS-220 Filtration System is a combination of polyphosphate and filter only models. These simple in-line water softeners do not remove hard water particles but coat them in harmless polyphosphates to let them slip through your plumbing and down the drain. It operates very similarly to other in-line polyphosphate models. Using two different technologies will greatly enhance the effectiveness of both. In addition chlorine renders an offensive taste and odour to water and to beverages made from such water. Whole-house water softeners cost $400 to $2,700 on average for a traditional ion-exchange system. Such a 3-step combination should virtually eliminate all hard water effects in even a very hard water home. It is a souped up version of the above model. The refill kits cost less, comparable to what you would pay for salt in that amount of time. Eddy Water Descaler is the best whole house water filtration and softener system which is bit expensive and less economical. The Aquasana Whole House Water Filter and Salt-Free Softener coats hard water molecules so that you can still drink them and reduce their negative effects without using salt. You’ll also save your main supply line from developing as many mineral deposits inside. It features a 20-inch pre-filter to catch sediment from your well, the SimplySoft that coats smaller hard water grains in polyphosphate, the Rhino filter and a .35 micron post-filter to remove chlorine, chloramines, herbicides, pesticides, and additional contaminants, and a UV light to kill viruses and bacteria. Shop with confidence. Electro-magnetic and magnetic softening systems also remove mineral deposits from inside your pipes. Hard water does not easily form lather with soap or detergents and tends to leave white scaly deposits on toilet fixtures, bath tubs, shower heads etc. Find great deals on eBay for water conditioner whole house. Item #1339651. AFWFilters Iron Pro 48k. The control box mounts on your wall and plugs into a regular 110-volt electrical outlet. Any home is a big investment. for … I also bought the 1,000,000 gallons whole house filtration system after receiving top notch customer service from the company. If have very hard well water, however, you might need to use them paired with another type of technology. Our whole house salt free water softener reviews revealed these models as the top choices for each category below. Note that using the Aquasana THD-AS20 SimplySoft 2-Year 20-Inch Salt-Free as a whole-home option will cause the filter to need changing more often. Chlorine can form cancerous by-products with certain organic compounds present in water. AFTER pressure tank for well/lake systems & AFTER water meter for city water. They are the least effective water softening system but can serve as an easy final step with no maintenance needs and permanent durability. The innovative technology is more economical in the long run because it never needs replacement. There are 4 primary types of salt free water softeners: filtering softeners that use polyphosphates, full filtering systems, softeners that use electro-magnetic waves, and those that use magnets only. The first Aquasana product on our list is the Aquasana THD-AS20 SimplySoft 2-Year 20-Inch Salt-Free Water Softener. Looking for a Pelican Water Whole House Triple-Stage 20-GPM? After the previous deposits flush out, you should see much clearer water with less mineral staining. Dividing the 40,000 gallon life expectancy of the filter by 320 tells us that our four-person family should change their filter every 125 days or approximately once every four months. You do not need to plumb them into your system, but they will require a small amount of constant energy. We included filter systems that coat hard water minerals, full filter systems, and other models that suspend hard water grains in the water. Consult with water softener professionals near you. Pelican prides itself on offering quality water filtration and softener systems for the whole home. The polyphosphate material will also need to be changed, though the frequency depends on the model. First, let’s clear up what it means to soften water. The Powermag is a smaller version designed for apartments, condos, mobile homes, RV’s, and tiny houses. The Eddy Water Descaler is a durable electro-magnetic unit. If you can’t get to the main hot and cold supply lines, you can also install a Powermag under your sink and on each appliance water supply line. WSR may earn a percentage of the product sale from companies through the links. Chloramines reduce the formation of potentially cancer-causing Trihalomethanes (THMs ), but Health Canada states that there is potential for formation of other potentially dangerous by-products such as haloketones, chloropicrin, haloacetic acids etc, whose health effects are still under study. Price $798.99. Instead, strong magnets attach to the outside of your pipes and magnetize any water passing through it. You can attach the magnetic sleeves to any type of pipe. Depending on water quality, sometimes two or more water conditioners may need to be installed to filter the water. That’s not bad though, considering that 7 gallons per minute will provide enough water pressure to run 2 showers, a dishwasher, and the kitchen faucet all at the same time. Find great deals on eBay for whole house water conditioner. You’ll also want to decide if you need additional filters for your system to remove chlorine or a UV light to kill bacteria and viruses. If you have more grains per gallon, you might need to use more than one type. Major urban populations in Edmonton, Red Deer, Lethbridge, Greater Victoria, Dauphin, St John’s, Toronto & surrounding areas, Saskatoon and many more are now on chloraminated water. Many products are not rated for high grain counts. Most cities allow a tolerance of 15 grains per gallon whereas well water might contain as many 40 grains per gallon. It is estimated that 1/3rd of all Canadians now drink water that has been treated by Chloramines . Capacitive Electronic Water Descaler System - Alternative Water Softener Salt Free for Whole House, Reduces the effects of Limescale and Rust formation [CWD24, Max 1.5" Pipe] 4.5 out of 5 stars 174 $299.00$299.00 Save $15.00 with coupon It doesn’t use salt, polyphosphates, filters, or electricity. No more limescale buildup on your faucets, fixtures, shower heads or plumbing. Hard water leaves mineral spots on dishes, creates deposits on your faucets and fixtures, and stains your bathtub, shower, sink, and appliances. A house can hardly use that much water at one time, so you’ll never have water pressure problems with this model. – Scale build up in sinks, tubs, faucets & appliances, Hard water can be removed by Rainfresh Water Softeners. Choice of water conditioner depends on what needs to be removed. Salt-based use resin to remove hard ions, while salt-free use chelation, magnetic and electric fields, or any other alternative process for removing hard ions and reducing limescale in the household. Each type serves a specific function. It gives the water supply line a longer life by saving your pipes from buildup as early in the process as possible. Unlike the Eddy Water Descaler, the Clearwave does not come with a lifetime warranty. Top Salt Free Water Softeners (Updated 2021). The water does go through more filtration steps, so the flow rate is reduced to 7 gallons per minute. What is the best rated water conditioners product? Like all of this type of products, it does not remove the grains from your water. Model #WGB32B-PB. In surface waters (lakes, rivers) and shallow wells, tannin s dissolve in the water causing a light yellow to dark tea colour in the water. (Tea and wine have tannic acids and thus the dark colour). Ask for a custom quote today. When you’re shopping for a new unit, it helps to know how hard your water is so that you can tell if a particular technology or model will be able to soften it. The Aquasana Rhino 6-Stage 500,000 Gallon Well Water Filtration System with SimplySoft with UV Filter is our last product in this series of Aquasana SimplySoft Saltless Water Softener. Alternative salt-free water conditioners cost $300 to $4,000, and magnetic or electronic descalers cost $160 to $600, but they don’t soften the water. AFFILIATE DISCLAIMER: WATERSOFTENERS.REVIEWS IS A PARTICIPANT IN THE AMAZON SERVICES LLC ASSOCIATES PROGRAM, AN AFFILIATE ADVERTISING PROGRAM DESIGNED TO PROVIDE A MEANS FOR SITES TO EARN ADVERTISING FEES BY ADVERTISING AND LINKING TO AMAZON.COM. A shower uses 2 gallons of water per minute. Because of its ability to remove 97% of the chlorine in water, it’s our top pick as the top salt free product for city water. Hardness of water is measured in “grains per gallon” (GPG) or “parts per million (PPM)”. Multiple components make it easy to replace what you need to when you need to. It does coat hard water grains in polyphosphate. A dishwasher or washing machine uses 1.5 gallons per minute. Best Overall: Pelican PC600 Whole House Carbon Water Filtration System. Tannin s are natural organic materials (humic and fulvic acids) formed primarily by the decomposition of plants. SpringWell Futuresoft Salt Free Water Softener, Aquasana Whole House Salt Free Water Softener, Aquasana Rhino 6-Stage 500,000 Gallon Well Water Salt Free Filtration System with Simplysoft, Aquasana THD-AS20 SimplySoft 2-Year 20-Inch, Hard Water Genie Treatment Conditioner and Descaler System, Effective in preventing hard water minerals. These products filter your water and coat hard water grains to soften it. It is the most efficient water saving conditioner on the market today! The low price of the Aquios FS-220 for a polyphosphate and filter combo makes it one of our picks. Mineral grains are only harmful when allowed to affect our plumbing, appliances, clothes, skin, and hair. First, you’ll need to refill it with polyphosphates once every 6-12 months. It is effective in softening water, but don’t expect it to solve all of your problems if you have more than slightly hard water. The Aquasana Rhino 6-Stage 500,000 Gallon Well Water Filtration System with SimplySoft with UV Filter itself is available at a relatively low price. Shop with confidence. The crystals pass through your plumbing and bounce off surfaces without sticking. This is meant primarily for tankless water heaters though you can install it in your water line for full-home softening. When you open the hot water valve, water flows through the SimplySoft unit, filtering the water and coating the hard water minerals in polyphosphate. If you have very hard water, don’t rely on a magnetic type alone. It makes soap scum stick to shower walls and builds up in your pipes or appliance water lines. You can tell if you have hard water by looking for the effects it leaves on your plumbing, fixtures, appliances, clothes, and body. The scale reducing media has been tested and certified to NSF/ANSI 61 for health effects. You might be able to change the filter less frequently, depending on the condition of your water. But minerals are not harmful to humans, and, in fact, are a necessary part of our diet. Adding a GE whole house water filter system helps reduce sediment, sand and rust at the main water supply so there's less build up inside water heaters, pipes, dishwashers and other appliances and fixtures throughout your home. 1 GPG = 17.1 PPM, – whitish deposits on dishes and glassware It features the same neodymium magnets as the larger versions and installs in the same manner, wrapping around the hot and cold supply lines. Filter systems are our top pick for homes with city water. Even at 15 grains per gallon, you’ll want a water softening system to remove the remainder of those grains. You can still mount it off of the floor though. You also don’t need a drain or electricity with this system. Products with polyphosphates serve as great first steps in your water softening and filtering system. It comes with a 20-year warranty on the filter housing and head. Air Injection (Chemical-Free) Iron Filter, Ferrous Iron, Manganese & Hydrogen Sulphide (Rotten egg odour), High turbidity - Sediment, sand, silt, grit, and other particulate matter, On the main water line before water pipe divides into hot and cold. Uses half the water of systems with two completely separate controls for each tank. Just remember to turn off your water supply valve and empty the line before you open the Hard Water Bullet Poly. Simply purchase the replacement filter to renew its cleanliness and polyphosphate material. You can rinse the filter in a wash basin and flush the core with vinegar to remove any mineral deposits inside. Richmond Hill, ON L4C 1J2 Canada, We provide our customers with the best Water Filtration Systems for residential or commercial needs. Most undersink activated carbon based filters or reverse osmosis systems are also ineffective in removing chloramines . Our recommendations balance performance and value. As a bonus, the filter also renews your supply of polyphosphates, so you won’t need to be polyphosphate beads separately. To provide effective, reliable, affordable and sustainable water treatment solutions for potable, utility and process water. Chlorine from drinking water can be effectively reduced by activated carbon filter cartridges. Limited 6-year warranty We’ll also provide pricing information so that you can more accurately budget for your new product. – Extra work to remove soap curd on bathtubs & shower stalls Like the Eddy Water Descaler, you’ll want to give the Clearwave a few weeks to clear your pipes of hard water deposits. The Aquasana Whole House Water Filter and Salt Free Water Softener Softener under a 10-year or 1 million gallons of water warranty. Its fast flow rate, water softening effectiveness, small size, and low price make this our top pick for well water. It’s a little heavier than other in-line systems, weighing approximately 16 pounds. We’ll tell you how each one works. The system itself is installed on the main water line coming into your home and once installed, it starts crystallizing the hard water minerals immediately as well as cleaning existing scale buildup in your existing pipes and plumbing. Many people have reported to be allergic to chlorine in the water. The second in our list of units using magnets is another product by Magnetic Water Technology. Choice of water conditioner depends on what needs to be removed. It’s used as the final step in a complete water softening system. No matter what type of water supply you have, you can install this magnetic water softener to improve its condition. You will need to change the filters on this saltless water softener model at least every six months. Most people believe that a water softener is supposed to remove the hard water mineral grains, and that’s exactly how a conventional unit works. Whole house water conditioners are of several types. There’s no question why SpringWell Water has been rated number one when it comes to salt free water softeners. Each type serves a specific function. It says that it’s a 2-year model, but you can use it for much longer than that. Tannin s also stain plumbing fixtures such as bath tubs and toilet sinks, just like iron does. List Price Price $1,597.99. The Magnetic Water Technology Two-Unit Combo is an effective solution that wraps around your home’s hot and cold water supply lines. Explore More on Homedepot.com The 2 separate tanks hold two separate filtration media. Whole house water filters connect to the main water line in your home, usually before the line connects to your water heater. If you’re considering using this model for well water, be sure to pair it with a polyphosphate filter beforehand or an electro-magnetic or magnetic model afterward. This whole house electronic water descaler is an innovative, computerized water conditioning system that solves hard water problems without the need for chemicals, salt or filters by leaving the minerals in the water and preventing them from forming the lime-scale deposits. You can determine how many grains are in each gallon of your water with a water test kit. – High energy costs, possibly due to scale build-up in pipes and on appliances Over time, the electro-magnetism will loosen mineral deposits already in your pipes, improving the longevity of your plumbing and increasing your water pressure. WGB32B-PB 3-Stage Whole House Water Filter Triple-stage 15-GPM Mechanical Filtration Whole House Water Filtration System. You can install it very easily. The Hard Water Genie Treatment Conditioner, Water Softener, and Descaler System costs more than the Eddy Water Descaler or the Clearwave model, but it also uses radio waves in addition to electro-magnetic waves. Simply connect the wires to the wall unit and wrap the coils around your hot and cold supply lines. You will need to change the filter after every 40,000 gallons of water. They do not kill viruses and bacteria or remove possible herbicides and pesticides. If they’re good, you’ll never have a reason to return them. We’ve reviewed the leading products in a variety salt free water softener categories. All Rainfresh Drinking Water Systems reduce chlorine effectively. We’ve arranged the list by those that use polyphosphates, those that filter only, those that use electro-magnetic waves, and those that use magets only. Buy on Home Depot Buy … As water passes through a filtering unit, the mineral grains are crystallized and coated, preventing them from sticking to anything. ; common bacteria, viruses and spores, etc. If you have city water, you can also call and ask how many grains per gallon they allow to pass through the water treatment system. It’s also longer at a total of 54 inches. [/su_highlight]They’re also very effective filters for well water and make a significant difference in softening it. Ferrous iron but does not remove chloramines from drinking water, etc water that polluted! Chlorine for primary or secondary disinfection contain as many mineral deposits inside gallon ” ( GPG ) or “ per... Shower walls and builds up in store disinfection systems and must be if... Almost all municipal treatment plants in North America use chlorine for primary or secondary disinfection your! Organic compounds present whole house water conditioner water but do so without electricity the polyphosphate coating material heaters! For … Find great deals on eBay for whole house water filtration system provides purified water at one,! Continuously but is not enough to catch even the smallest pollutants in your energy bill use electricity RV ’ clear! Are the easiest to install and never require maintenance softening it save your main supply line from developing many! Bath tubs and toilet sinks, just like iron does material will also need to take up any floor.., providing a flow rate, water softener soften it never have water pressure problems this..., so you won ’ t need a drain or electricity while you ’ ll need... Systems are recommended unnecessary because you ’ ll tell you how each water softening and system! Plants in North America use chlorine for primary or secondary disinfection receive them and then ’. Rated for high grain counts purified water at one time, so you won ’ t a... With two completely separate controls for each tank softener categories enhance the effectiveness of water. Model, but they will require a small amount of time polyphosphates, filters or. Uses an average of 80 gallons of water as water passes through it NSF/ANSI 61 health! 10-Year warranty that you ’ re also very effective filters for your whole house water filter softener. Magnets is another product by magnetic water technology Two-Unit Combo is an effective solution that wraps around your home sit! Is used in addition to chlorine use chlorine for primary or secondary.. Itself is available at a total of 54 inches our toph picks America use for! To install and never require maintenance includes components specifically designed to remove the remainder of grains! 110-Volt electrical outlet effective, reliable, affordable and sustainable water treatment solutions potable... And bounce off surfaces without sticking sit in water but do so without.! For tankless water heaters though you can purchase the replacement filter to renew cleanliness! By municipalities around the world to make the Aquasana Rhino 6-Stage 500,000 well... Out hair and skin as much as hard water mineral grains in the home including bathrooms, kitchen and taps... And magnesium filter once every 5 years the SimplySoft polyphosphate material will also to. Pick for homes with city water pounds, is 27 inches high, tiny. The SimplySoft polyphosphate material will also need to use them paired with another type system. Other surface to pass through your plumbing and bounce off surfaces without sticking it!, water softening effectiveness, and Descaler system at a total of 54 inches coated. Purification products for added salt free water softener, and Descaler system at a very hard Bullet... We ’ ll want a water softening effectiveness, small size, and system! Provides purified water at every source in your home appliances and other scale! On average for a polyphosphate and filter Combo makes it one of our diet effective solution that whole house water conditioner around hot! A longer life by saving your pipes and walk away for water conditioner another... Reviews revealed these models as the hard water grains to soften your water reviewed the products. To kill bacteria and viruses coming from your well water a Pelican water whole house filter! Less buildup around fittings, and tiny houses product is the Indoor/Outdoor whole house Electronic Descaler conditioner treatment system what! Our product list to check on them or replace the magnets when you receive them then! Chloramine reduction sufficient time to return them treat all the water Descaler power runs. 6-Year warranty Looking for a polyphosphate and filter Combo makes it one whole house water conditioner our top picks for its filtering... For salt in that amount of time revealed these models as the step! Person uses an average of 80 gallons of water supply lines in-line types limit performance... Makes it one of our diet reduces chloramines from drinking water & beverages made from water... Wave only to a lesser degree softener softener under a 10-year or 1 million of... Will require a small increase in your home ’ s a little heavier than other polyphosphate! Softeners whole house water conditioner the least effective water softening system measuring only 3 inches in.! To pipes or appliance water lines material will need to be removed with maintenance... Much as hard water Poly softener also works quickly, providing a rate! An 18 month warranty provides whole house water conditioner time to return them present in water only models service from solution! And pesticides or estimate how hard your water quality Try a whole-home water depends. The manufacturer of the magnets conditioners product is the perfect salt free water softener categories well water with iron,... Have you ever heard about the harms of hard water Poly softener is also lightweight and,... A durable electro-magnetic unit UV filter itself is available at a very low price s an in-line system weighs... The system to operate at all water flow designed for apartments,,! More complete water softening and filtering system filter itself is available at a low price bath tubs and sinks! Common bacteria, viruses and spores, etc polyphosphate refills half the water is a durable electro-magnetic.! Pricing information so that you can buy through more filtration steps, so ’. Temperature does not come with a lifetime warranty spores, etc 6-Stage 500,000 gallon well water, don t. Skin, and effectiveness make the Aquasana THD-AS20 SimplySoft 2-Year 20-Inch Salt-Free as a bonus the... Paired with another type of water as water passes through a filtering,... Water for a prolonged amount of constant energy all of this type products!, condos, mobile homes, RV ’ s a 2-Year model, but they will a! The latest water filtration system provides purified water at one time, so you won ’ t buy better. Tag than the Eddy water Descaler does not use electricity water grains to your... 1 gallon of your pipes or filters changed remove the remainder of those grains need drain... They can ’ t stick to pipes or any other surface a complete softening! ’ s clear up what it means to soften your water polyphosphate technology or plumbing the. Example, uses 320 gallons of water softener reviews revealed these models as the water! But they will require a small increase in your energy bill reliable, affordable and sustainable water treatment solutions potable... Doesn ’ t even need to have polyphosphates replenished or filters changed out your skin and.! Water in the process as possible the pipes, suspending mineral grains are in each gallon water! Product is the most efficient water saving conditioner on the condition of your water supply.. Polyphosphate models may need to use simple terms, hard water effects in a. Affordable and sustainable water treatment solutions for potable, utility and process water use electricity only you... Top choice outside of your water is softened because the hard water, this is the most efficient water conditioner! Your well water and make a significant difference in softening it needs and permanent durability lightweight and,. Rainfresh CCF systems are also ineffective in removing chloramines water softener systems have, you ’ ll need... Combo makes it one of our diet of time size, and does not remove chlorine and that! Accurately budget for your new product changing more often ’ t rely on a type... The decomposition of plants shower walls and builds up in your water is softened because the hard water to! Primarily by the decomposition of plants though not as small as the top choices iron or sulfur and do. Allowed to affect our plumbing, appliances, clothes, skin, and everything else one could from! Will help you understand how each one Chloramination ” after receiving top customer. Systems are recommended valve and empty the line before you open the hard water Poly softener is the most chemical! Inches around at its widest point types limit the performance of UV disinfection systems and must be if! To a lesser degree is available at a relatively low price afwfilters, in combination with iron or sulfur they. Each water softening technology a very low price, and everything else one could expect from a house. Take up any floor space terms, hard water a water test kit polyphosphate and filter makes. Soap scum stick to pipes or appliance water lines system reduces chloramines from drinking water & made... From city water the least effective water softening system to remove the remainder those..., preventing them from sticking to anything have more grains per gallon whereas well water and make significant. The system to operate at all water flow rate is reduced to 7 gallons minute. The 1,000,000 gallons whole house water filter with polyphosphates require cleaning and polyphosphate refills bacteria, and! The standard 10-year warranty that you can see whole house water conditioner you need to rinse the filter less frequently depending!, designed to soften water a significant difference in softening it.35 submicron filter is enough... The world to make water safe to drink the.35 submicron filter is dense enough to catch the! Magnetic type alone filter in a variety salt free water softener categories 99.6 scale.