Are you searching for a local filtering and softening unit that can soften and clean the water in your kitchen, bathroom or other room in the household?
In this article, you can find three great models for this purpose!
These 3 models are under sink water softener models that are great for processing water in the kitchen or bathroom. You can use them as hard water filter for sink or dishwasher. In that way, you extend the longevity of all household appliances. Compare the model’s functions and specifications to decide which one is the most suitable for you.
What You Should Know Before Buying Under Counter Water Softener?
The Price Range Of Under Counter Water Softener Systems
The price will depend on the brand of the model, materials used in manufacturing, the tech-advanced functions included, system capacity, the number of filtration system’s stages, and type of water softening system. In general, the price range is from $200 up to $3000.
Where To Buy Under Sink Hard Water Filter
They’re available at any local store with a wider offer, or in every specialized store for household appliances. If you want to search for more models at the same place, you should go on the Internet. Check out models on the official websites of their brand or you can go to online retailers such as Amazon that have many models from different brands offered at the same place.
Pre-Filters For Longevity
Most water softeners for the kitchen and bathroom have a filtration system. It should have pre-filters that are suitable for removing large particles such as rust or dirt. In that way, other filters are preserved, and the softening process is more efficient.
Retaining Beneficial Minerals In Water
Besides drinking soft and clean water, it must be healthy for drinking. Although filtering water, the system should have a smart design that allows keeping the important minerals for health in the water, such as magnesium and calcium.
Warranty And Certificates
The unit should have at least a 1-year limited warranty on all parts because in that way you can be sure of the unit’s quality and longevity. Also, it’s important to know that certified structures are more reliable because they’re tested for safety and health requirements.
The Best 3 Under Sink Water Softener Reviews
The Best Under Sink Water Softener For Kitchen:
iSpring 5 Stage Hard Water Filter For Sink
5 Stages For Clean And Soft Water
This under sink softener and filtration system has high efficiency in processing water because it has 5 stages of reverse osmosis drinking water filtration system and water softener. Because of this unit, you can have clean, safe and soft water with good taste for preparing food and drinks.
System Construction And Capacity
The filtration system will remove up to 99% of 1000 contaminants you can find in the water. Large particles are removed with 3 pre-filters: PP sediment filter, carbon KDF (GAC) filter, and carbon block (CTO) filter. The Reverse Osmosis (RO) filter removes the smallest contaminants. The final GAC filter is responsible for softening the water. The RCC7 membrane can filter 75 gallons per day (GPD).
Fast Installation With Customer Service Support
The additional user-friendly feature is that his unit is very easy to install, and if you’re having problems with the device, you can call customer service that’s always available. Also, you don’t have to worry about the water leaks, because this unit has a leak-free installation.
Anti-Leak Construction
You just need to push the tubing up to 0.5” deep into quick-fitting connectors and lock. The whole system is made from high-quality materials which makes it long-lasting and it doesn’t require much maintenance.
Warranties And Filter’s Longevity
The housing of first-stage filters is transparent, so you can easily monitor the filters. Their high-quality is backed with a 1-year limited warranty and you’ll get lifetime support from customer service. The filters that need to change every 6-12 months are PP sediment, GAC, CTO and post-carbon. RO membrane will last for 2-3 years.
- three pre-filters for large contaminants
- the main reverse osmosis filter for reducing bacteria, viruses and small chemicals
- last GAC filter for softening the water
- a long-lasting system with included warranty
- anti-leak construction
The Best Hard Water Filter For Kitchen Sink:
Aquios AQFS220 Under Counter Water Softener
Dimensions And Hardness Removal Capacity
This unit is 5” long and 20” high, so it’s ideal for putting on the sink or under the sink, for filtering and softening the water used in the kitchen. Its maximum hardness removal is 22 grains per gallon (GPG) which is highly efficient.
Flow Rate And Chloride Removal Efficiency
Its operating temperature is between 40°F and 113°F, while the maximum pressure is 105 PSI. It has a high flow rate of 14 gallons per minute (GPM). The removal of chloride is 14K gallons at a flow rate of 2 GPM.
5-Micron Rating Filters
This softening system has a 5-micron rating filter that’s made from coconut carbon block. It’s ideal for removing small chemicals from water such as chloride which improves odor and taste of water. It also removes other contaminants such as bacteria and viruses.
Included Pre-Filters
The great user-friendly feature is the pre-filter system that removes large particles such as dirt, rust, sand, etc. That makes the efficiency of other filters better, and water is more clean and soft. Additionally, this unit prevents lime-scale accumulation because hard minerals are removed.
Corrosion Protecting Coating And O-Ring Seal
The corrosion is also prevented because the unit forms a protective coating on metal surfaces that protects from acidity, alkalinity, and minerals that can cause rusting of water pipes or household appliances. It includes 3/4” big NPT (national pipe thread) inlet and outlet and pressure-relief feature with O-ring seal.
- 22 GPG hardness removal
- 14 GPM flow rate
- coconut carbon block filter with a 5-microns rating
- 3/4” big NPT inlet and outlet
The Best Under Sink Water Softener For Dishwasher:
KleenWater Hard Water Filter For Sink
Ideal For Removing Mineral Build-Up From Dishes
This model is ideal for use in the dishwasher. It has resin under sink filtration system that removes the hard ions from water, therefore there isn’t any mineral buildup on the glasses and dishes.
Package Content
With this unit, you’ll get all the tools and instructions needed for the installation which is fast and easy. You’ll also get a hot water filter, filter wrench, mounting bracket with screws and three resin softener filter cartridges.
Housing Construction
The KW2510-resin filter cartridge contains a cation exchange resin that removes the hard ions from water. It’s based on exchanging salt with hard ions such as calcium and magnesium. The housing of the unit is made from reinforced polyamide.
Inlet And Outlet Dimensions
Therefore it’s very durable and long-lasting. The maximum operating temperature is up to 180°F. It has 3/4” big FPT (female pipe thread) inlet and outlet that can be reduced up to 3/8”. The water filter dimensions are 5” wide and 12′ long.
Cartridge Replacement And Efficiency
Grea user-friendly feature is the pressure relief valve which allows easy and fast replacement of cartridge. The installation of the whole unit should last up to 30 minutes, while cartridges should be replaced every 3-5 months. The cartridge can remove up to 1200 grains of hardness.
- hardness removal capacity of 1200 grains
- cartridge replacement every 3-5 months
- 3/4” FPT inlet and outlet
Conclusion: Which Two Faucet Water Softener Models Are The Best?
I think the best under sink water softener models are the iSpring 5 stages hard water filter for sink and Aquios AQFS220 under counter water softener. These models have pre-filters that allow longevity of the system, and very high efficiency of softening and purifying. Also, they have a compact design.
For more information on all kinds of water softener systems, you should read this article on top-rated water softeners. In case you want to read about models similar to the faucet water softeners, check out this article about soft water filter shower models. If you’re searching for high-quality softeners, read this review on water conditioning system models.