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Hard Water & Scale Buildup

Find water treatment solutions for hard water and scale buildup on fixtures, glassware, plumbing, and water-using appliances. Compare ion-exchange softeners, salt-free scale-control systems, and supporting filtration by hardness level, household flow rate, capacity, regeneration or media needs, and installation space. Test water hardness before sizing a system.

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Aquatrol MED-CAT110E - Premium Grade cation resin
Aquatrol

Aquatrol MED-CAT110E - Premium Grade Cation Resin - 10% Crosslink Premium Grade Water Softening Resin, Aquatrol 1 CuFt

MED-CAT110E
in stock

$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00

Aquatrol CAT110E – 10% Crosslink Premium Grade Cation Resin for Water Softening (1 CuFt) The Aquatrol CAT110E Premium Grade Cation Resin is a high-...

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$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00
Countertop Ultra Drinking Water Filter For VOCs Chlorine, Clear
Countertop Ultra Drinking Water Filter For VOCs Chlorine, Clear
iFilters

Countertop Ultra Drinking Water Filter For VOCs Chlorine, Clear

CNTP-1C
in stock

$49.95 - $49.95
$49.95
$49.95 - $49.95
$49.95

NOTE: Our faucets are NSF certified, Safe for Drinking Water and comply with NSF/ANSI Standard 372 for low-lead content, meeting the strict require...

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$49.95 - $49.95
$49.95
$49.95 - $49.95
$49.95
Countertop Ultra Drinking Water Filter For VOCs Chlorine, White
Countertop Ultra Drinking Water Filter For VOCs Chlorine, White
iFilters

Countertop Ultra Drinking Water Filter For VOCs Chlorine, White

CNTP-1W
in stock

$49.95 - $49.95
$49.95
$49.95 - $49.95
$49.95

NOTE: Our faucets are NSF certified, Safe for Drinking Water and comply with NSF/ANSI Standard 372 for low-lead content, meeting the strict require...

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$49.95 - $49.95
$49.95
$49.95 - $49.95
$49.95
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iFilters

SW5-4510 Whole House Sediment String Wound Water Filter Cartridge, 5 micron 4.5" x 10"

SW5-4510
in stock

$11.99 - $11.99
$11.99
$11.99 - $11.99
$11.99

The SW5-4510 Polypropylene String Wound Filters has a particle retention Size of 5 micron and are used in a residential and commercial water filtra...

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$11.99 - $11.99
$11.99
$11.99 - $11.99
$11.99
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SW5-4520 String Wound Sediment Water Filter Whole House or Commercial, 4.5 x 20, 5 Micron - IFilters
SW5-4520 String Wound Sediment Water Filter Whole House or Commercial, 4.5 x 20, 5 Micron - IFilters
iFilters

SW5-4520 String Wound Sediment Water Filter Whole House or Commercial, 4.5 x 20, 5 Micron

SW5-4520
in stock

$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99

The SW5-4520 Polypropylene String Wound Filters has a particle retention Size of 5 micron and are used in a residential and commercial water filt...

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$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99
iFilters

iFilters Dual-Stage Whole House Well Water Filtration System – Reduces Rust, Iron, Sediment, Sulfur Odors & Taste – 4.5″ × 20″ Housing, 1″ Ports

MWH-D20-WELL
in stock

$259.99 - $259.99
$259.99
$259.99 - $259.99
$259.99

Keep your home’s water clean, clear, and great-tasting with the iFilters Dual-Stage Whole House Well Water Filtration System. Specifically designed...

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$259.99 - $259.99
$259.99
$259.99 - $259.99
$259.99
PRO+AQUA WS-P-16 - Portable RV Water Softener Pro Grade 16,000 Grain, Trailers, Boats, Car Washing - IFilters
PRO+AQUA WS-P-16 Portable RV Water Softener – 16,000 Grain
PRO+AQUA

PRO+AQUA WS-P-16 - Portable RV Water Softener Pro Grade 16,000 Grain, Trailers, Boats, Car Washing

WS-P-16
In stock

$279.95 - $279.95
$279.95
$279.95 - $279.95
$279.95

PRO+AQUA WS-P-16 Portable RV Water Softener – 16,000 Grain Premium Mobile Softening Solution for RVs, Boats, Car Washing & More The PRO+AQUA WS...

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$279.95 - $279.95
$279.95
$279.95 - $279.95
$279.95
Well Water Filtration Sediment System Pleated Washable Filter, Clear, 1" Ports - IFilters
iFilters

Well Water Filtration Sediment System Pleated Washable Filter, Clear, 1" Ports

MWHSD-WELL
in stock

$119.99 - $119.99
$119.99
$119.99 - $119.99
$119.99

The iFilters MWHSD-WELL 10" Clear Heavy Duty Whole House Well Water Filter System comes complete with a high quality reusable/washable chemical res...

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$119.99 - $119.99
$119.99
$119.99 - $119.99
$119.99
Everpure EV9612-32 Insurice i4000 2 Replacement Filter Cartridge - IFilters
Pentair

Everpure EV9612-32 Insurice i4000 2 Replacement Filter Cartridge

EV961232
Out of stock
$126.80 - $126.80
$126.80
$126.80 - $126.80
$126.80

$126.80 - $126.80
$126.80
$126.80 - $126.80
$126.80
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Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge – HD-950 Housing Replacement
Culligan

Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge

CW5-BBS
in stock

$0.00 - $0.00
$0.00
$14.99
$14.99 - $14.99
$14.99

Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge – HD-950 Housing Replacement The Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge is...

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$0.00 - $0.00
$0.00
$14.99
$14.99 - $14.99
$14.99
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Hydrogen Sulfide, Iron, Heavy Metals, Scale Control Water Filter, .5 lb KDF85 2.5x10 - IFilters
Hydrogen Sulfide, Iron, Heavy Metals, Scale Control Water Filter, .5 lb KDF85 2.5x10 - IFilters
iFilters

Hydrogen Sulfide, Iron, Heavy Metals, Scale Control Water Filter, .5 lb KDF85 2.5x10

KDF85-10-0.5
in stock
$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99

KDF85-10 2.5" x 10" Coconut GAC + KDF85 standard size filter cartridge. For Well Water or City Whole House filtration as well as Commercial use. T...

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$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99
Whole House Water Filtration System 2 Stage Bundle for Sediment & CTO, 3/4" Gen2 - IFilters
LWH-D Variations
iFilters

Whole House Water Filtration System 2 Stage Bundle for Sediment & CTO, 3/4" Gen2

LWH-D-BNDL
in stock

$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

The iFilters LWH-D Gen2 Dual Stage Whole House Water Filter System (Light Whole House Series) has been updated with better filters and added flow f...

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$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
Aquatrol AQT-56SE-FT Digital Water Filter Valve – 1" Ports, Fully Automatic
Aquatrol

Aquatrol AQT-56SE-FT Digital Water Filter Valve For GAC and Similar Medias, 1 in. Ports

AQT-56SE-FT
in stock
$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99

Aquatrol AQT-56SE-FT Digital Water Filter Valve – 1" Ports, Fully Automatic The Aquatrol AQT-56SE-FT Digital Filtration Valve is an advanced, fully...

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$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99
Well Water 20" Filtration Sediment System Pleated Washable Filter, 1" Ports - IFilters
MWHSD Variations
iFilters

Well Water 20" Filtration Sediment System Pleated Washable Filter, 1" Ports

MWHSD20-WELL
in stock

$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99

The iFilters MWHSD20-WELL 20" Clear Heavy Duty Whole House Well Water Filter System comes complete with a high quality reusable/washable chemical r...

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$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99
PRO+AQUA WS-P-16-BNDL - Portable RV Water Softener 16,000 Grains and Filtration System Bundle - IFilters
PRO+AQUA WS-P-16-BNDL – Portable RV Water Softener & Filtration System Bundle – 16,000 Grains
PRO+AQUA

PRO+AQUA WS-P-16-BNDL - Portable RV Water Softener 16,000 Grains and Filtration System Bundle

WS-P-16-BNDL
In stock

$329.94 - $329.94
$329.94
$329.94 - $329.94
$329.94

PRO+AQUA WS-P-16-BNDL – Portable RV Water Softener & Filtration System Bundle – 16,000 Grains Premium Portable Water Softener & Filtration ...

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$329.94 - $329.94
$329.94
$329.94 - $329.94
$329.94
iFilters XWH-1000 or XWH-1000-KDF85 Whole House Water Filtration System 1,000,000 gal capacity w/Pre-filter, GAC/KDF (SP30-4510) - IFilters
iFilters XWH-1000 or XWH-1000-KDF85 - Whole House Water Filtration System | 1,000,000 Gallon Capacity w/ Pre-Filter & GAC/KDF (SP30-4510)
iFilters

iFilters XWH-1000 or XWH-1000-KDF85 Whole House Water Filtration System 1,000,000 gal capacity w/Pre-filter, GAC/KDF (SP30-4510)

XWH-1000-KDF55
in stock

$714.16 - $800.00
$714.16 - $800.00
$714.16 - $800.00
$714.16

iFilters XWH-1000 Whole House Water Filtration System – 1,000,000 Gallon Capacity with Pre-Filter & GAC/KDF (SP30-4510)

$714.16 - $800.00
$714.16 - $800.00
$714.16 - $800.00
$714.16
PRO-S-80E_02
PRO-S-80E
PRO+AQUA

PRO+AQUA PRO-S-80E Whole House Water Softener High Demand Heavy Duty 80,000 Grain Capacity 1" Ports

PRO-S-80E
In stock

$1,149.95 - $1,149.95
$1,149.95
$1,149.95 - $1,149.95
$1,149.95

PRO+AQUA PRO-S-80E Whole House Water Softener – 80,000 Grain Capacity for High-Demand Homes The Ultimate Solution for Whole House Hard Water Soften...

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$1,149.95 - $1,149.95
$1,149.95
$1,149.95 - $1,149.95
$1,149.95
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Whole House, Well Sediment String Wound Water Filter 5 micron 10"
Hydronix

Whole House, Well Sediment String Wound Water Filter 5 micron 10"

SWC-45-1005
in stock

$17.50 - $17.50
$17.50
$17.50 - $17.50
$17.50

The Hydronix SWC-45-1005 polypropylene String wound filters have a particle retention Size of 5 micron and are used in a residential and commercial...

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$17.50 - $17.50
$17.50
$17.50 - $17.50
$17.50
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KDF85-20B 20" Iron, Hydrogen Sulfide, Sulfur, and Scale Well Water Filter - IFilters
iFilters

KDF85-20B 20" Iron, Hydrogen Sulfide, Sulfur, and Scale Well Water Filter

KDF85-20B
in stock

$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99

KDF85-20B 4.5" x 20" Coconut GAC + KDF85 Big Blue size cartridge. For Well Water or City Whole House filtration as well as Commercial use. This fil...

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$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99
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Whole House String Wound Sediment Water Filter Cartridge 2.5" x 10" - 5 μm
Whole House String Wound Sediment Water Filter Cartridge 2.5" x 10" - 5 μm - IFilters
Hydronix

Whole House String Wound Sediment Water Filter Cartridge 2.5" x 10" - 5 μm

SWC-25-1005
in stock

$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00

Hydronix SWC-25-1005 polypropylene String wound filters have a particle retention Size of 5 micron and are used in a residential and commercial wat...

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$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00
Harmony Series | 48,000 (48k) Grains Water Softener | 3-4 Bathrooms | Up to 5 People - IFilters
Aquasure Harmony Series 48,000 Grains Whole House Water Softener (AS-HS48D)
Aquasure

Harmony Series | 48,000 (48k) Grains Water Softener | 3-4 Bathrooms | Up to 5 People

AS-HS48D
in stock

$599.99 - $599.99
$599.99
$599.99 - $599.99
$599.99

Harmony Series 48,000 Grains Whole House Water Softener (AS-HS48D) Premium Whole Home Water Softening System | 5-Year Warranty | Advanced Digital M...

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$599.99 - $599.99
$599.99
$599.99 - $599.99
$599.99
iFilters XWH-1000 or XWH-1000-KDF85 Whole House Water Filtration System 1,000,000 gal capacity w/Pre-filter, GAC/KDF (SP30-4510) - IFilters
iFilters XWH-600 Whole House Water Filtration System – 600,000 Gallon Capacity
iFilters

iFilters XWH-600 Whole House Water Filtration System 600,000 gal capacity w/Pre-filter, GAC/KDF (SP30-4510)

XWH-600
in stock

$499.99 - $499.99
$499.99
$499.99 - $499.99
$499.99

iFilters XWH-600 Whole House Water Filtration System – 600,000 Gallon Capacity High-Performance Filtration for Cleaner, Healthier Water The iFilter...

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$499.99 - $499.99
$499.99
$499.99 - $499.99
$499.99
iFilters

Whole House Water Filtration System 2 Stage Sediment Chlorine Taste Odor VOCs 1" Ports

MWH-D
in stock

$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99

The iFilters MWH-D Dual stage 4.5" x 10" Whole House Water Filter System comes complete with a high capacity String-wound Polypropylene sediment fi...

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$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99
iFilters

Whole House Filter System 2 Stage 20" Sediment Chlorine Taste Odor VOCs 1" Ports

MWH-D20
in stock
$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99

The iFilters MWH-D20 Dual stage 4.5" x 20" Whole House Water Filter System comes complete with a high capacity String-wound Polypropylene sediment ...

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$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99
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