Under-Sink & Countertop Filtration / Water Purification - Blowout Sale! Save up to 53%

Blowout Sale! Up to 53% off on Under-Sink & Countertop Filtration (in Water Purification) at Water Softener Guy [35]. Top brands include Aquasana, 3M Aqua-Pure, FS-TFC, HQUA, cleanwater4less, iFilters, Aquaboon, iSpring, APEC Water Systems, Home Master, Brondell, Whirlpool, Express Water, Culligan, & Woder. Hurry! Limited time offers. Offers valid only while supplies last.

Aquasana Countertop Drinking Water Filter System, White
By Aquasana
In Stock
You Save: 20%

mpn: AQ-4000W, ean: 0785577258053,

4.3 out of 5 stars with 56 reviews
The AQ-4000 Aquasana countertop water filter is the most economical way to get clean, crisp, healthy water for your family. Named one of Health Magazine's Healthiest Gadgets for 2011, our countertop drinking water filter offers Aquasana's unbeatable drinking water filtration technology in a convenient, portable package. There's no need for an extra hole in your sink to enjoy healthy, filtered water. Simply attach our diverter to your existing tap, and the countertop unit takes up just a small sp

3M Aqua-Pure Under Sink Full Flow Drinking Water Filter System 3MFF100, Sanitary Quick Change, Reduces Particulates, Chlorine Taste and Odor, Cysts, Lead, Select VOCs
By 3M Aqua-Pure
In Stock
You Save: 30%

mpn: 3MFF100, ean: 0016145233111,

4.3 out of 5 stars with 12 reviews
This under-sink water filtration solution delivers great tasting, filtered water right to your existing kitchen or bathroom faucet. 3M Under Sink Full Flow Water Filter System 3MFF100 is 3M’s state-of-the-art system with a capacity of up to 6,000 gallons. This system provides water filtration on demand for drinking (water, coffee, tea, baby formula) and for cooking purposes. It is NSF certified to reduce particulate, chlorine taste and odor, parasitic protozoan cysts, lead, and select volatile

FS-TFC Reverse Osmosis Water Filtration System Under Sink Water Filter 5-Stage 100 GPD Plus Extra Set of 4 Filters for Free (FS-RO-100G-A)
In Stock
You Save: 19%

mpn: FS-RO-100G-A,

4.3 out of 5 stars with 37 reviews
FS-TFC Reverse Osmosis Water Filtration System is unequaled in quality, safety, and durability. The system incorporates 5µm PP filter, GAC filter, 1µm PP filter, RO membrane and T33 to provide unlimited pure, fresh and great crisp tasting water for drinking, cooking and making delicious coffee and tea. This 5-stage water filter system is made from high caliber components to offer exceptional contaminant rejection rates and long-lasting reliable performance. Guaranteed to remove up to 99% of al

HQUA-OWS-6 Ultraviolet Water Purifier Sterilizer for Whole House, 6GPM 110V Model, 1 Extra UV Bulb
In Stock

mpn: HQUA-606719988501, ean: 0606719988501,

4.3 out of 5 stars with 30 reviews
NOTICE: Please make sure you know what are you buying.Make sure you read all important parameters before purchasing.Including the size of in/outlet,the size of the chamber,wattage,flow rate...You are welcome if you got any question before you buy this item.Contact us,Please! Hot Water Out Put Warning:The water in the chamber of this equipment can be very hot(Approx 140F)during an extended periods of no water flowing.It's recommended to open the faucet until the hot water has been purged from y

cleanwater4less Countertop Water Filtration System - No Plumbing Water Filter - Faucet Adapter
By cleanwater4less
In Stock

mpn: unknown, ean: 0682384248218,

4.6 out of 5 stars with 28 reviews
Easy-to-install Diverter Valve - This on tap water filter fits right onto your existing faucet.(For pull out faucets please reach out to us for a solution.)Easy-to-CleanGranulated Activated Carbon- 97% Chlorine reduction, Class I Particulate Reduction (dirt, sand), 1 GPM FlowSatisfaction Guaranteed - All Lake Industries' products are backed by our commitment to customer service...since 1979Order Includes: Countertop Water Filter Housing with Stainless Steel finish Diverter valveManualLake Indus

iFilters Whole House 2 Stage Sediment, Rust & CTO Filters w/ AP110 & AP117 Comparable Cartridges Included, 3/4" Ports
By iFilters
In Stock

mpn: FBA-LWH-D, ean: 0693614034716,

4.2 out of 5 stars with 48 reviews
The iFilters LWH-D Dual Stage Whole House Water Filter System (Light Whole House Series) reduces and filters sediment, dirt, sand, silt, rust, scale particles, chlorine taste and odor and has a flow rate of 3 gallons per minute (gpm). This Dual Stage Whole House Water Filter System meets the water demands of many homes and light commercial applications. The clear housings allow for easy viewing of the cartridge performance. The built in Relief button above makes changing filters easy. By filteri

Aquasana 2-Stage Under Sink Water Filter System with Brushed Nickel Faucet
By Aquasana
In Stock
You Save: 30%

mpn: AQ-5200.55, ean: 0816749010756,

4.2 out of 5 stars with 19 reviews
Instant access to healthy water that keeps you and your family hydrated all day, every day. Removes up to 99% of 77 contaminants including lead, mercury, asbestos, pesticides, pharmaceuticals, chlorine, chloramines and more. Full system certified to NSF Standards 42, 53 + 401, and P473. The only system on the market with Claryum filtration technology that filters out harmful contaminants while retaining natural beneficial minerals like calcium, magnesium and potassium. Healthy water at only 10

Aquaboon Big Blue 4.5 x 20" Whole House Well Water Filter System with Pressure Release (1" Port) | Certified According to FDA | Compatible with Pentek 150233, 150235, Geekpure BB-20B
By Aquaboon
In Stock

mpn: AB-WH20BB, ean: 0817905021494,

4.5 out of 5 stars with 27 reviews
AQUABOON WHOLE HOUSE WATER FILTRATION SYSTEM Well whole house water filter system provides you with large capacities of clean and healthy water. You will get it to your sink, bath and shower. It is particularly essential if you have infants to take proper care of. 4.5 x 20 whole house water filter housing has the following characteristics: • The black cap has 1” female National Pipe Thread Taper (NPT) • threaded input and output connections; • Rated for pressures up to 90PSI (6. 20

Aqua-Pure AP101T Whole House Transparent Water Filter
By 3M Aqua-Pure
In Stock
You Save: 53%

mpn: AP101T, ean: 7535001834246,

4.8 out of 5 stars with 37 reviews
Cuno Aqua Pure AP101T.Addresses Dirt/Rust Concerns. Cold Water Applications. Available with 3/4'' Pipe Connections. Built-in shut-off valve with pressure relief. Flow Rates up to 8 Gallons per Minute.

iSpring CU-A4 4-Stage Compact, High Efficiency Under Sink / Inline Drinking Water Filter System for Sink, Refrigerator and RV - Removes Bacteria, Giardia, Lead, Arsenic and much more
By iSpring
In Stock

mpn: CU-A4, ean: 0662425053063,

4.8 out of 5 stars with 44 reviews
Simpler and more compact than Reverse Osmosis systems, the CU-A4 is an excellent choice for most general water filtration applications. The advanced 4-stage design of the CU-A4, featuring a unique combination of Activated Carbon, Ultra Filtration and KDF filters, virtually eliminates a wide variety of unhealthy contaminants, including bacteria, algae, fungi, giardia, lead, arsenic, iron, nickel, chromium, cadmium, calcium, aluminum, mercury, chlorine and chlorine treatment by-products, pesticide

APEC Water Systems TANK-4 4 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank
By APEC Water Systems
In Stock

mpn: TANK-4, ean: 0854961005310,

4.1 out of 5 stars with 43 reviews
Our standard ro water tanks offer quality water storage for use with most residential Reverse osmosis systems. These durable metal tanks will deliver a continuous and stable supply of purified water at a fast flow rate with high volume suitable for average to large size families. Supported by fully enclosed polypropylene and butyl reservoirs, these storage tanks provide airtight protection against leaks and contamination. Their stainless steel connectors ensure leach-free integrity while post-cu

Home Master TMAFC Artesian Full Contact Undersink Reverse Osmosis Water Filter System
By Home Master
In Stock

mpn: TMAFC, ean: 5889332988065,

4.4 out of 5 stars with 34 reviews
Home Master Artesian Full Contact Reverse Osmosis System solves many of the problems associated with traditional RO systems. Home Master RO systems use larger fittings and tubing than Traditional RO systems to double the flow rate. Traditional RO systems produce demineralized water that is highly pure but slightly acidic. This acidic water attacks the rubber bladder in the storage tank, entering the water stream and affecting the taste. The patented Home Master Artesian Full Contact remineralize

Brondell H2O+ Coral UC300 Three-Stage under Counter Water Filtration System with LED Faucet
By Brondell
In Stock
You Save: 44%

mpn: UC300, ean: 0790149869841,

4.3 out of 5 stars with 34 reviews
The Coral Three-Stage under counter water filtration system is a great solution for larger households that want best-in-class water filtration with a small, convenient footprint. The Coral UC300 includes an elegant, designer chrome faucet with an integrated LED filter change indicator that reminds you when it's time to change the filters. The Coral UC300 system is tested and certified by WQA (Water Quality Association) to NSF/ANSI standards 42 & 53 for the reduction of Chlorine, taste and odor,

Whirlpool WHER25 Reverse Osmosis (RO) Filtration System with Chrome Faucet | Extra Long Life | Easy to Replace UltraEase Filter Cartridges, White
By Whirlpool
In Stock
You Save: 17%

mpn: WHER25, ean: 0090259890538,

4.3 out of 5 stars with 25 reviews
The Whirlpool WHER25 Reverse Osmosis Water Filtration System delivers bottled water quality drinking water right at your kitchen sink! It creates quality water for drinking, cooking, coffee and ice. Plus, you no longer need to haul around expensive cases of bottled water! The Whirlpool RO water filter system comes with instructions for a DIY installation (no professional plumbing needed) making it easy to connect to your existing water line under your kitchen sink. This system is NSF certified a

Express Water Alkaline Reverse Osmosis Water Filtration System - 10 Stage RO Mineralizing Purifier - Mineral, pH +, Antioxidant - Under Sink Water Filter with Remineralization - 50 GDP
By Express Water
In Stock
You Save: 30%

mpn: ROALK5D, ean: 0705332529525,

4.6 out of 5 stars with 52 reviews
Make the purest alkaline mineral water with your own home alkaline water system. Great in the kitchen: Improve the taste of your cooking, coffee, ice, and drinks. Experience true Reverse Osmosis purification. Safe filtered fresh tasting H2O: Removes up to 99.99% of contaminants including Lead, Chlorine, Fluoride, Cyanide, Giardia, Radium, Asbestos, Calcite, Heavy Metal, Bacteria, Viruses, Pharmaceuticals, and over 100 other contaminants. Get setup fast with our Quick Connect tubing system. Long

Culligan US-EZ-4 EZ-Change Undersink Drinking Water Filtration System with Dedicated Faucet, Premium 500 Gallon Filter Included
By Culligan
In Stock
You Save: 28%

mpn: 01019054, ean: 0807032976200,

4.7 out of 5 stars with 34 reviews
Product Description Premium US-EZ-4 Change system provides clear, clean, great-tasting water for drinking and cooking to a dedicated faucet. The included RC-EZ-4 Advanced filtration cartridge can filter 500 gallons and last up to 6 months. Avoid the mess of changing traditional cartridges and eliminates the need for buckets, towels, wrenches, and other tools. Tubing and installation hardware is included. A built-in LED filter life indicator takes the guess work out of when to change your filters

Whirlpool WHAROS5 Reverse Osmosis (RO) Under Sink Water Filteration System With Chrome Faucet, Extra Long Filter Life, Easy To Replace UltraEase, Filter Cartridges
By Whirlpool
In Stock
You Save: 15%

mpn: WHAROS5, ean: 0819561010799,

4.9 out of 5 stars with 49 reviews
Whirlpool – WHAROS5 Reverse Osmosis Filtration System NSF Certified Contaminant Removal Our filtration systems meet the requirements set by the National Sanitation Foundation (NSF). The NSF Standard for water filtration systems requires devices to reduce up to 15 contaminants that are commonly found in drinking water. This means our filtration systems are certified to remove contaminants such as copper, cysts, lead, sodium and chloride. How Does Reverse Osmosis Work? Reverse osmosis filtration

Express Water Heavy Metal Whole House Water Filter - 3 Stage Home Water Filtration System - Sediment, KDF, Carbon Filters - includes Pressure Gauges, Easy Release, and 1" Inch Connections
By Express Water
In Stock

mpn: WH300SCKS, ean: 0641990965537,

4.7 out of 5 stars with 18 reviews
Protect your home, health, and appliances by filtering all of your incoming water. The Express Water Whole House 3 Stage Heavy Metal Water Filter removes major contaminants from your water supply and provides clean water for drinking, showering, cooking, and other home uses. This system removes major water contaminants like Heavy Metals, Chlorine, Chloramines, Rust, Pesticides, Dirt, Sand, Microorganisms, Lead, Iron, Silt, Turbidity, Herbicides, Cloudiness, Industrial Solvents, Pharmaceuticals,

Woder 5K-DC Ultra High Capacity Direct Connect Bathroom Under Sink Water Filter - 5,000gal Premium Class 1 - USA-Made
By Woder
In Stock
You Save: 12%

mpn: Woder-5K-DC, ean: 7290017077260,

4.8 out of 5 stars with 58 reviews
Woder 5K-DC Ultra High Capacity Direct Connect Bathroom Under Sink Water Filter We all like the taste of mineral-heavy water, and with the state of today's public water systems, health need always be at the top of mind when considering a filtration system to protect yourself and your family. Of course, buying a filter and replacing it every 6 months is frustrating and expensive. And while RO systems remove harmful minerals, they also remove essential ones, resulting in dead water. The Woder 5K-

iSpring US31 3-Stage Under Sink High Capacity Tankless Drinking Water Filtration System-Includes Sediment 2X CTO Carbon Block Filters (Newest Version)
By iSpring
In Stock
You Save: 4%

mpn: US31, ean: 0662425095681,

4.6 out of 5 stars with 16 reviews
This 3-stage filter system is designed for easy installation, low maintenance, and features dual carbon block filters along with a high-capacity sediment filter. The sediment filter protects and extends the life of your system, while the carbon block filters work to remove many harmful contaminants like chloramine, providing you with bottled quality water on demand.Up to 20X more effective than the common water pitcher dispenser , Feed Water Temperature - 40-100 F. Universal 10 inch sediment f

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