Hot Dealsin Water Filtration & Softeners
Limited time offersUS
15% off
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LIGHTNING DEAL
SimPure Whole House Water Filter System, 3 Stages Clear Home Water Pre-Filtration with Carbon Sediment and KDF Filters, Reduce Iron, Chlorine, Manganese, Lead, Heavy Metals(DB20P-3KDF)
$280.49$329.99Save $49.5
Deal runs: 6/16/2025 - 6/17/2025
17% off
1d 7h left
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BEST DEAL
Pureline Replacement for Brita® Filter, Pitchers and Dispensers, Classic 35557, OB03, Mavea® 107007, Replacement for Brita® Pitchers Grand, Lake, Capri, Wave and More (6 Pack)
$18.27$21.98Save $3.71
Deal runs: 6/16/2025 - 6/23/2025
38% off
1d 7h left
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BEST DEAL
Countertop Reverse Osmosis System Water Filter with UV, 5:1 Pure to Drain, 5 Stage RO Water Filtration, Portable No Installation Water Purifier, Countertop Filtration for Home, Off-White
$249.97$399.99Save $150.02
Deal runs: 6/16/2025 - 6/23/2025
25% off
1d 7h left
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BEST DEAL
Purewell 2.25G Gravity Water Filter System with Water Level Window, 3-Stage 0.01μm Ultra-Filtration Stainless Steel Countertop System with 2 Filters and Stand, Reduce 99% Chlorine, PW-KS
$118.99$158.99Save $40.0
Deal runs: 6/16/2025 - 6/23/2025
10% off
1d 7h left
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BEST DEAL
PUREPLUS 2-Stage Whole House Water Filtration System, 10" Universal Clear Housing, with Sediment, Carbon Block Filter, Reduce Chlorine, Taste, Odor, Includes Pressure Gauges, 1" Inlet/Outlet
$132.29$146.99Save $14.7
Deal runs: 6/16/2025 - 6/23/2025
16% off
1d 7h left
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BEST DEAL
Filterbaby Skincare Filter 2.0, Bathroom Sink Filter Faucet for Skin Care, 99.9% Chlorine Removal - 0.000001 mm Carbon Fiber, Clinically Tested, Skin Hydration in 2 Weeks (Chrome)
$99.98$118.99Save $19.01
Deal runs: 6/16/2025 - 6/23/2025
10% off
1d 7h left
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BEST DEAL
Waterdrop Water Filter for Sink Faucet, NSF Certified Water Purifier, 320 Gallon Tap Water Filter for Kitchen Sink, Reduces Chlorine, Lead-Free Material, Faucet Mount Water Filtration System, 1 Filter
$17.58$19.59Save $2.01
Deal runs: 6/16/2025 - 6/23/2025
25% off
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LIGHTNING DEAL
Waterdrop TSB-ALK 8 Layer High Capacity Slightly Alkaline Under Sink Water Filter, Reduces PFAS, PFOA/PFOS, Fluoride, Chlorine, Bad Taste & Odor, with Dedicated Faucet, Under Sink Water Filter
$111.99$149.99Save $38.0
Deal runs: 6/16/2025 - 6/17/2025
25% off
8d 7h left
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BEST DEAL
ICEPURE WFS5300A-20 5 Years or 40K Gallons Under Sink Water Filtration System, Ultra High Capacity NSF/ANSI CAN372 & 42 Certified, Direct Connect Drinking Faucet, Removes Chlorine, Odor, Heavy Metals
$89.99$119.99Save $30.0
Deal runs: 6/16/2025 - 6/30/2025
10% off
8d 7h left
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BEST DEAL
EXCELPURE 1 Micron 10" x 2.5" Whole House CTO Carbon Water Filter Cartridge Replacement for Home Countertop System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, CTO10, T01, 4PACK
$25.19$27.99Save $2.8
Deal runs: 6/16/2025 - 6/30/2025
10% off
3d 6h left
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BEST DEAL
PHILIPS Countertop Reverse Osmosis Water Filter Dispenser, 5 Stages RO Water Filtration System Purifier with Aquaporin Technology Tested by NASA, 3:1 Pure to Drain, NSF/ANSI 372 Certified, Reduce TDS
$241.94$269.72Save $27.78
Deal runs: 6/10/2025 - 6/25/2025
33% off
6h 53m left
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BEST DEAL
Stokk UC50 Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 26000 Gallons Under Counter Water Filter Systems Direct Connect to Kitchen Faucet, NSF/ANSI 372& 42& 53
$39.99$59.99Save $20.0
Deal runs: 6/15/2025 - 6/22/2025
15% off
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LIGHTNING DEAL
SimPure 5 Micron 10" x 2.5" Whole House Carbon Sediment Water Filter Cartridge Replacement for Home Under-Sink & Countertop Filtration System
$23.79$27.99Save $4.2
Deal runs: 6/16/2025 - 6/17/2025
50% off
6d 17h left
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BEST DEAL
AULEEND Brass Reverse Osmosis Faucet, Sink Water Filter System, Suitable for Most Reverse Osmosis or Water Filtration Systems, Kitchen Bar Sink Drinking Water Faucet (Chrome)
$39.0$78.0Save $39.0
Deal runs: 6/14/2025 - 6/28/2025
50% off
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BEST DEAL
Sobana Outdoor Water Softener Insulated Cover,Waterproof Cover for Water Softener to Prevent Sweating(Plush Lining,Black)
$19.99$39.99Save $20.0
Deal runs: 6/7/2025 - 6/21/2025
50% off
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BEST DEAL
12 Pack BBT BAMBOOST Water Bottle Filter, Replacement for Brita BB06, BPA-Free, Replaces 1,800 Plastic Water Bottles a Year, Hard Sided and Stainless Steel Bottle Filter
$14.99$29.99Save $15.0
Deal runs: 6/4/2025 - 6/18/2025
28% off
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LIGHTNING DEAL
VonWater CT910H Reverse Osmosis Water Filter Countertop, 3S Instant Hot RO Water Filtration System, 7-Stage Water Purifier with Removable Pitcher, NSF/ANSI 372, Reduce TDS PFAS, No Installation
$287.99$399.99Save $112.0
Deal runs: 6/16/2025 - 6/17/2025
30% off
9d 6h left
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BEST DEAL
VEVOR Reverse Osmosis System, 400 GPD 8-Stage Tankless Reverse Osmosis Water Filter, NSF Certified Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS, Lead, Chlorine, Bad Taste, Odor
$152.99$219.99Save $67.0
Deal runs: 6/12/2025 - 7/1/2025
25% off
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LIGHTNING DEAL
TOKIT T1 Ultra Reverse Osmosis Water Filter Countertop Dual UV Cold & Hot Water Dispenser 5℃ Cooling and Instant Heating RO Water Filtration System 8 Temp Choice, NSF/ANSI 58, No Installation for Home
$449.98$599.99Save $150.01
Deal runs: 6/16/2025 - 6/17/2025
22% off
1d 7h left
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BEST DEAL
Waterdrop Spin Down Sediment Filter, 50/200 Micron Reusable Whole House Water Filter Sediment System, Flushable Pre-Filter System for City/Well Water,1" MNPT + 3/4" FNPT
$39.09$49.99Save $10.9
Deal runs: 6/16/2025 - 6/23/2025
24% off
1d 6h left
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BEST DEAL
VEVOR Purifier UV water, 12 W, 1 GPM, 110 V, versatile ultraviolet water purification filter with stainless steel housing, UV water filter for the whole house with quartz sleeve
$37.79$49.99Save $12.2
Deal runs: 6/8/2025 - 6/23/2025
20% off
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BEST DEAL
TOKIT Reverse Osmosis Water Filter, U1 Alkaline Mineral Under Sink Water Filter System, 400GPD Tankless RO Filtration with Faucet, NSF/ANSI 58, 2:1 Pure to Drain, Reduce TDS
$159.99$199.99Save $40.0
Deal runs: 6/4/2025 - 6/18/2025
20% off
6d 17h left
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BEST DEAL
2.25G Gravity Water Filter System with New Water Level Window, 3-Stage 0.01μm Ultra-Filtration Stainless Steel Countertop System with 4 Filters Sand Stand, Reduce 99.9% Chlorine and Fluoride
$150.39$187.99Save $37.6
Deal runs: 6/14/2025 - 6/28/2025
15% off
8d 7h left
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BEST DEAL
Culligan Essential Water Lab Test Kit, No Size, White
$44.8$52.85Save $8.05
Deal runs: 6/16/2025 - 6/30/2025
15% off
7d 7h left
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BEST DEAL
Aqua-Pure AP817-2 5602721 WF CTG CTO Whole House Replacement Filter
$115.7$136.06Save $20.36
Deal runs: 6/16/2025 - 6/29/2025
15% off
6d 6h left
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BEST DEAL
Reverse Osmosis Countertop Water Filter, NSF/ANSI 58 Certified, 7-Stage Purification System, 3:1 Purified to Waste Ratio, BPA-Free Home Water Purifier, No Installation Required
$169.99$199.99Save $30.0
Deal runs: 6/14/2025 - 6/28/2025
15% off
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BEST DEAL
KOVIET CF01 Reverse Osmosis Countertop Water Filter, 8 Stage Nano RO Water Filtration System, Home Water Purifier, 4:1 Pure to Drain Ratio, No Installation Required, Grey
$169.97$199.99Save $30.02
Deal runs: 6/5/2025 - 6/19/2025
15% off
7h 8m left
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BEST DEAL
Express Water 3 Year Reverse Osmosis System Replacement Filter Set 21 Filters, Carbon GAC, ACB, PAC, Sediment SED 10 inch Size
$76.5$89.99Save $13.49
Deal runs: 6/9/2025 - 6/22/2025
14% off
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BEST DEAL
600GPD Reverse Osmosis System, MIZUDO Pureflo 8-Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 372&58&42 Certified, 3:1 RO Filtration System Under Sink, Leak-Free, Quiet, Reduce PFAS&Fluoride
$298.99$349.0Save $50.01
Deal runs: 6/5/2025 - 6/19/2025
10% off
9d 6h left
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BEST DEAL
VEVOR Reverse Osmosis System, 800 GPD 8-Stage Tankless Reverse Osmosis Water Filter, NSF Certified TDS Reduction, Under Sink Water Filtration System with Smart Display Faucet, 2:1 Pure to Drain Ratio
$188.09$208.99Save $20.9
Deal runs: 6/12/2025 - 7/1/2025
Deals are time-limited. Prices and availability are accurate as of the date/time indicated and are subject to change.