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Water Purification - 137 - Blowout Sale! Save up to 59%


Blowout Sale! Up to 59% off on Water Purification at In The National Interest. Top brands include Soma, DuPont, Filtrete, Waterdrop, Watts Premier, Culligan, Dropure, Aquasana, GE, Home Master, FIFTY/FIFTY, CamelBak, @Ease, New Wave, 3M AquaPure, & Whirlpool. Hurry! Limited time offers. Offers valid only while supplies last.



Soma Replacement Water Filters (2 Filters)
Soma Replacement Water Filters (2 Filters)
By Soma
In Stock
$20.00
$18.76
You Save: 6%

mpn: FBA_201-10-02-2, ean: 0859224005151,

Soma is better for you and better for the environment. The Soma new and improved filter reduces harmful contaminants frequently found in tap water like chlorine, mercury, copper and more. Our convenient Filters by Mail program delivers new filters to...


DuPont WFPF13003B Universal Whole House 15,000-Gallon Water Filtration System
DuPont WFPF13003B Universal Whole House 15,000-Gallon Water Filtration System
By DuPont
In Stock
$24.98

mpn: 569943, ean: 0782247397791,

Our whole house water filter technology increases clarity of your entire home's water by reducing sediment, which extends the life of appliances that process water. These filters and systems can also be used at the office, and fit most other brands o...


Filtrete Large Capacity Whole House Grooved Water Filter, 5 Microns, Sump Style Drop-In Filter, (4WH-HDGR-F01)
Filtrete Large Capacity Whole House Grooved Water Filter, 5 Microns, Sump Style Drop-In Filter, (4WH-HDGR-F01)
By Filtrete
In Stock
$21.88
$16.41
You Save: 25%

mpn: 4WH-HDGR-F01, ean: 0733353780069,

Filtrete Whole House System Filter, Grooved Pack. Filtrete Large Capacity Whole House System Filters filter water throughout your home, protecting your plumbing and appliances from Sediment, Sand, Silt, and Rust. Large Capacity filters are recommende...


Waterdrop Faucet Filter, Faucet Mount Filter, Drinking Water Filter, Long-lasting Water Purifier For Kitchen, Tap Water Filter System
Waterdrop Faucet Filter, Faucet Mount Filter, Drinking Water Filter, Long-lasting Water Purifier For Kitchen, Tap Water Filter System
By Waterdrop
In Stock
$39.99
$29.99
You Save: 25%

mpn: WD-FC-03, ean: 0840814145883,

Ready to Enjoy crisp tasting water in seconds! Your Needs, Our Priority Waterdrop has become a well-known professional water filtration brand. But we still continue to think in customer's place: in what way and for what do you need optimized wate...


Premier Ro Pure Replacement Filter 6-pack Plus Membrane
Premier Ro Pure Replacement Filter 6-pack Plus Membrane
By Watts Premier
In Stock
$126.99
$115.95
You Save: 9%

mpn: WP531155, ean: 4368995064329,

This RO Pure 6 Pack replacement water filter kit provides a complete full set of filters including the membrane for your Four Stage RO Pure Reverse Osmosis System. This kit includes: Two Five Micron Sediment Filter (105311) that traps sediment and ot...


Culligan SCWH-5 Whole House Advanced Water Filter, 15,000 Gallons
Culligan SCWH-5 Whole House Advanced Water Filter, 15,000 Gallons
By Culligan
In Stock
$10.91
$8.51
You Save: 22%

mpn: SCWH-5, ean: 8555332287374,

The SCWH-5 Whole House Water Filter for reduction of sediment, rust, scale, dirt, and sand that helps protect you appliances and keeps your faucest flowing freely.The SCWH-5 carbon wrapped standard duty filtration cartridge works in HF-150A, HF-160, ...


Dropure W10295 370a W1029-5370 Refrigerator Water Filter Compatible with EDRIRXD1 P4RFWB Pur Filter 1 Kenmore 46-9930 Kenmore 46-9081-3 Pack
Dropure W10295 370a W1029-5370 Refrigerator Water Filter Compatible with EDRIRXD1 P4RFWB Pur Filter 1 Kenmore 46-9930 Kenmore 46-9081-3 Pack
By Dropure
In Stock
$42.99

ean: 0736952459923,

Refrigerator Water Filter 1Compatible Models---W-10295370,W-10295370A,FILTER1,WRL767 SIAM,WR-S322FDAB,WR-S325FDAB,WR-S526SIAH,WR-S537SIAB,P4RFWB,P-5WB2L,W-10276924,W-10291030,PS-2378001,Kenmore 46-9930,9930.. Efficient Contaminants Reduction---Chlori...


Aquasana Replacement Cartridges for Clean Water Machine Powered Water Filtration System, 2-pack
Aquasana Replacement Cartridges for Clean Water Machine Powered Water Filtration System, 2-pack
By Aquasana
In Stock
$59.99
$56.33
You Save: 6%

mpn: AQ-CWM-R-D, ean: 0816749013467,

Replacement filter for the Aquasana Clean Water Machine (or Powered Water Filtration System): AQ-CWM-P-B, AQ-CWM-P-W, AQ-CWM-D-B, AQ-CWM-D-W (Also the replacement for the PWFS version). Use only genuine Aquasana replacements with your Aquasana system...


General Electric GXULQR Kitchen or Bath Replacement Filter
General Electric GXULQR Kitchen or Bath Replacement Filter
By GE
In Stock
$34.99

mpn: GXULQR, ean: 0803990207707,

Quick replace design. Quick replace design. The product is manufactured in China.Quick replace design. Elegant design and finish. The product is manufactured in China. The GE GXULQR water filter can be easily changed with the "Twist and Lock" mechani...


Home Master ISetTMA8 Artesian And HydroGardener Replacement Water Filter Change Set, White
Home Master ISetTMA8 Artesian And HydroGardener Replacement Water Filter Change Set, White
By Home Master
In Stock
$79.95
$76.55
You Save: 4%

mpn: ISetTMA8, ean: 0782247157579,

Replacement filter change set for: Tap Master Artesian, Tap Master Artesian Full Contact, Home Master Artesian, Home Master Artesian Full Contact, HydroGardener. Certified to NSF standard 42 for chlorine reduction and Class V particulate reduction; f...


Fifty/Fifty Vacuum-Insulated Stainless Steel Bottle with Small Mouth - 64 oz. Capacity
Fifty/Fifty Vacuum-Insulated Stainless Steel Bottle with Small Mouth - 64 oz. Capacity
By FIFTY/FIFTY
In Stock
$59.99
$49.00
You Save: 18%

mpn: V65001SS0, ean: 0843491103177,

The stainless steel vacuum insulated double wall growlers by Fifty/Fifty are the ideal choice for carrying your beverage of choice. Whether you simply like to stay hydrated and want the largest water bottle out there, or you are looking for the perfe...


Waterdrop Replacement Filters for Extream Pitcher Filtration System (3 Pack)
Waterdrop Replacement Filters for Extream Pitcher Filtration System (3 Pack)
By Waterdrop
In Stock
$72.01
$51.00
You Save: 29%

mpn: WD-PT-01A, ean: 0840814133309,

WD-PF-01A Pitcher Replacement Filters Fresh to the Last Drop10x Better Adsorption Innovative ACF material allows 10 times better adsorption ability than ordinary carbon, inhibiting up to 99% bacterial growth to deliver safer water.5x Longer Filter Li...


CamelBak 1-Pack Relay Accessory Filter
CamelBak 1-Pack Relay Accessory Filter
By CamelBak
In Stock
$19.13

mpn: 90945, ean: 0886798909455,

CamelBak Relay Replacement Filter. Long lasting filter provide 4 months use per filter, 2x the competitor.Long lasting filter provide 4 months use per filter, 2x the competitor. Double Filter Technology, 2x more effective and filters at the speed of ...


Caldera @Ease In-Line SmartChlor Cartridge 3-pack
Caldera @Ease In-Line SmartChlor Cartridge 3-pack
By @Ease
In Stock
$48.95

ean: 0010111003852,

Replace your old spa filter with the new Spa Frog @Ease In-Line SmartChlor Cartridge. Hot Spring Spa filters are a vital part of any spa system. Spa filters regulate the water that enters your spa and keep debris, dirt, and other items from floating ...


New Wave Enviro 10 Stage Water Filter Replacement Cartridge
New Wave Enviro 10 Stage Water Filter Replacement Cartridge
By New Wave
In Stock
$51.16
$47.54
You Save: 7%

mpn: 10 Stage Cart, ean: 0796515300017,

The Ten Stage Premium Countertop Filter Replacement Cartridge works exclusively with Enviro Products Ten Stage Premium Filter to provide 10 stages of protection against major water contaminantsThe Ten Stage Premium Countertop Filter Replacement Cartr...


Watts Premier 500024, 7 Annual Pack Replacement Filter Kit
Watts Premier 500024, 7 Annual Pack Replacement Filter Kit
By Watts Premier
In Stock
$34.48
$31.07
You Save: 10%

mpn: 500024, ean: 0785577719295,

This 500024 Annual 7-Pack of filters provides a complete one year supply of filters for your Watts Premier's RO-TFM-5SV, WP-ST6DM, WP-5 and WP5-50 Reverse Osmosis Systems. This kit includes: Two - 5 Micron Sediment Filters (104017) that traps sedimen...


3M Aqua-Pure Whole House Replacement Water Filter - Model AP110-NP (Pack of 2)
3M Aqua-Pure Whole House Replacement Water Filter - Model AP110-NP (Pack of 2)
By 3M AquaPure
In Stock
$36.45
$14.97
You Save: 59%

mpn: AP110, ean: 0754262067171,

Aqua pure by Cuno Universal Whole House Filter Replacement Cartridge for fine/normal sediment. Fits Housings: Whole House: AP101S, AP101T, AP102T, AP102S, AP11S, AP11T. Point-of-use: AP12T Comm-SS: AP12S, AP1610, AP2610, AP51T, SS1-SS12, SS20-SS36. T...


Whirlpool WHER25 & Kenmore UltraFilter 450/650 R.O. Pre & Post Filters w/Membrane SET
Whirlpool WHER25 & Kenmore UltraFilter 450/650 R.O. Pre & Post Filters w/Membrane SET
By Whirlpool
In Stock
$92.50
$92.49

mpn: WHIRLPOOL-WHER25,

Whirlpool Whirlpool WHER25 & Kenmore UltraFilter 450 / 650 R.O. Pre & Post Filters w/ M...Replacement Cartriges. Reverse Osmosis. ...


Whirlpool WHEEDF Dual Stage Replacement Pre/Post Water Filters (Fits Systems WHADUS5 & WHED20)
Whirlpool WHEEDF Dual Stage Replacement Pre/Post Water Filters (Fits Systems WHADUS5 & WHED20)
By Whirlpool
In Stock
$46.89
$46.85

mpn: WHEEDF, ean: 0700999883331,

The Whirlpool UltraEase dual stage replacement pre/post filter (WHEEDF) should be replaced every 6 months to keep the system working efficiently and to ensure the highest quality water is available for your family. This system is NSF certified and b...


Whirlpool WHEERM Reverse Osmosis Replacement Membrane (Fits Systems WHAROS5, WHAPSRO & WHER25)
Whirlpool WHEERM Reverse Osmosis Replacement Membrane (Fits Systems WHAROS5, WHAPSRO & WHER25)
By Whirlpool
In Stock
$80.65
$44.99
You Save: 44%

mpn: WHEERM, ean: 0785577693908,

The Whirlpool UltraEase reverse osmosis replacement membrane (WHEERM) should be replaced every 1 - 2 years to keep the system working efficiently and to ensure the highest quality water is available for your family. This system is NSF certified and ...



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