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SimPure T1-400 UV Under Sink 8 Stage Tankless Reverse Osmosis RO Water Filter System 400GPD | RO+UV Filtration
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SimPure T1-400 UV Under Sink 8 Stage Tankless Reverse Osmosis RO Water Filter System 400GPD | RO+UV Filtration
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SimPure T1-400 UV Under Sink 8 Stage Tankless Reverse Osmosis RO Water Filter System 400GPD | RO+UV Filtration

Best Water Filter System for Hard Water: Removing Calcium and Magnesium 

$339.99
  • Best Under Sink Filter for Hard Water with 8 stages
  • Hard Water and Microorganisms No More with RO+UV  Filtration
  • Best Water System for Hard Water with HIgh TDS Reduction
  • Efficient & Saves Space & Fast Water Flow & Less Wastage 
  • Quick and Easy Filter Replacement-Twist-in Design & Alerts

If you're dealing with hard water in your home, you're likely experiencing a range of frustrating problems, from unsightly mineral buildup to reduced effectiveness of cleaning products. Luckily, the SimPure best filter for hard water is an excellent solution to address hard water issues. Let's see how our under Sink RO Purifier solve the annoying hard water problems!

What is the Best Filter for Hard Water?

Hard water is caused by high levels of dissolved minerals, typically calcium and magnesium, in the water supply. These minerals are picked up as the water passes through rocks and soil, and they can vary depending on the geography and geology of the area where the water is sourced. While it is not typically harmful to your health, it can cause a number of problems around your home. Hard water can leave unsightly mineral deposits on surfaces, make it more difficult to lather soap and shampoo, also hard water causing acne problems. reduce the effectiveness of certain cleaning products, and shorten the lifespan of your appliances and plumbing.

So, what is the best filter for hard water? If you are experiencing these problems in your home, SimPure best reverse osmosis system for hard water appears to be an excellent solution for those looking to address hard water problems. With its special reverse osmosis membrane, our best water filter for hard water  is capable of achieving a TDS removal rate of up to 95%+, making it one of the best water filter for removing calcium and magnesium. Additionally, with its high-precision water pressure gauge and 4 filters, this best RO water purifier for hard water is more efficient and longer-lasting than many other products on the market. If the TDS of your tap water is between 0-1000ppm, we highly recommend considering the SimPure best filter for hard water as an effective solution to your hard water issues. Let see How SimPure under sink RO water purifier can considered to be the best water filter for hard water in detailed.

best filter for hard water

Best Under Sink Filter for Hard Water with 8 stages

SimPure under sink RO purifier is the best filter for hard water due to its advanced multiple purification process. The 8-stage water filtration system includes PP, CTO, T33, RO, and UV... to ensure that up to 99.99% of contaminants are removed, including chloride, chemicals, lead, fluoride, heavy metals, and more. SGS testing and certification verifies the system's effectiveness, and the BPA and lead-free design ensures your family's safety. With such comprehensive purification capabilities, SimPure best filter for hard water is the perfect solution to effectively address hard water problems in your home.

Hard Water and Microorganisms No More with SimPure Best Filter for Hard Water

Our SimPure tankless RO+UV water filter system is the best filter for hard water due to its advanced technology that effectively removes up to 99.99% of harmful microorganisms, including bacteria, viruses, and parasites. With the added benefit of a UV sterilizer, you can be confident that your drinking water is clean, safe, and free from contaminants.

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best water purifier for hard water

Ultimate Best Water System for Hard Water with TDS Reduction

SimPure's under sink RO purifier with TDS reduction is the ideal solution for hard water. This best water filter for hard water is equipped with a special reverse osmosis membrane that can remove up to 95%+ of TDS, making it the best reverse osmosis system for TDS reduction. Hard water typically has high levels of TDS, which can cause limescale buildup and damage to appliances. The filtration system can remove contaminants as small as 0.0001 microns, effectively eliminating hard water minerals like largely calcium and magnesium, heavy metals, and other harmful substances. Whether your TDS levels are between 0-1000ppm, this is considered to be the best water filter for removing calcium and magnesium.

SimPure Best Filter for Hard Water: Efficient, Sanitary & Saves Space

SimPure's best water system for hard water requires only a fraction of the space under the sink, limits the possibility of bacterial growth in the system and helps you save up to 70% of space under the sink. This  best under sink water filter for hard water offers a faster flow rate of 400GPD (0.28 gallons per minute), supplying pure water on demand and no waiting. (RO systems with tank require at least 2-4 hours for the tank to fill before use).

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Fast Water Flow and Less Wastage: Best Water Filter for Hard Water

SimPure under sink filter for hard water provides a faster flow rate of 400GPD (0.28 gallons per minute) due to its boost pump, which is much quicker than traditional RO systems. It also offers a low pure to drain ratio of 1.5:1, which means it produces only one gallon of wastewater for every 1.5 gallons of pure water, making it an eco-friendly choice. 

Quick and Easy Filter Replacement with Twist-in Design & Alerts

SimPure best RO water purifier for hard water is an excellent and smart choice for hard water due to its efficient filter replacement alerts and easy-to-change twist-in filter system. This best reverse osmosis system for hard water is equipped with a water pressure gauge that accurately reminds you to replace the filter. The twist-in filter design is unique to this system and makes it easier to replace filters without worrying about kinks or leaks. Additionally, filter replacements can be completed in just three seconds, saving you time and hassle. With the filter replacement reminder feature, you can rest assured that your water system is working optimally and delivering clean, pure water.

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Check the Effectiveness of SimPure's Best Water System for Hard Water

  • Upgraded 8 Stage RO+UV Tankless Reverse Osmosis System
  • 400 GPD High Flow Rate & Tankless RO Design
  • Unbelievable Efficiency 1.5:1 Low Pure to Drain Ratio
  • TDS Reduction Nearly Zero
  • Pre-membrane Pressure Detection: Filter Replacement Reminder
  • Twist-in Filter Design, Change Filters in 3 Seconds
  • Note: You must fully turn on the faucet and flush the tankless RO water purifier system for 20 minutes after installation.
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How to install this best system for hard water?

Discover how to install the SimPure best water system for hard water with this installation tutorial. By following the video instructions, you'll be astounded by the efficiency of this 5-stage water system for hard water.

Notes: You have the choice of linking the SimPure RO system directly to your refrigerator for on-demand access to clean water and ice, bypassing the supplied faucet. To access more detailed installation information, you can search for it on Google.

Specification 
ModelSimPure T1-400 UV
Maximum Flow Rate400 GPD
Power Requirements110 Volts 60Hz AC. 6Watts
Feed Water TypeMunicipal Potable/Tap water or Well water meeting government drinking water standards
Feed Water Pressure15 - 60 PSI
Feed Water Temperature 41-100℉ (5-38℃)
Ambient Temperature40-104℉ (4-40℃)
Feedwater TDS* level≤ 1000 ppm
UV LightUV wavelength range: 270~280nm
UV dose: 8600uJ/cm²
Filter Service Life6 Months+ (PP Filter), 6 Months+ (CTO Filter),
6 Months+ (T33 Filter), 12 Months+ ( RO Filter)
Dimensions15.6"L x 5.2"W x 15.9"H
Faucet MaterialSUS304 Stainless Steel
Warranty1 Year
best filter for hard water

SimPure Best Water Filter for Hard Water Replacement Filters Can be Found

SimPure T1-400 CTO Filter Replacement Cartridge (6 Months+ Service Life)
SimPure T1-400 CTO Filter Replacement Cartridge (6 Months+ Service Life)

SimPure T1-400 CTO Filter Replacement Cartridge (6 Months+ Service Life)

$18.99
SimPure T1-400 PP Filter Replacement Cartridge (6 Months+ Service Life)
SimPure T1-400 PP Filter Replacement Cartridge (6 Months+ Service Life)

SimPure T1-400 PP Filter Replacement Cartridge (6 Months+ Service Life)

$16.99
SimPure T1-400 RO Filter Replacement Cartridge (12 Months+ Service Life)
SimPure T1-400 RO Filter Replacement Cartridge (12 Months+ Service Life)

SimPure T1-400 RO Filter Replacement Cartridge (12 Months+ Service Life)

$49.99
SimPure T1-400 T33 Filter Replacement Cartridge (6 Months+ Service Life)
SimPure T1-400 T33 Filter Replacement Cartridge (6 Months+ Service Life)

SimPure T1-400 T33 Filter Replacement Cartridge (6 Months+ Service Life)

$23.99

Frequently Asked about SimPure Best Hard Water Purifier for Home