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Water Filtration & Conditioning

Welcome to Plumbing Deals, your go-to source for high-quality water conditioning systems that seamlessly combine luxury, affordability, and top-tier quality. Whether you're a homeowner tackling DIY projects, a skilled plumber, or a seasoned contractor, our carefully selected products are here to enhance your water quality without straining your budget. 

Point of Use Filtration Systems

Water Filter Replacement Cartridges

Reverse Osmosis

Whole House Conditioning

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396 products

Three cylindrical polyester pleated sediment filter cartridges with blue end caps in varying heights.

Sterling Water Treatment PP Series 4.5 inch by 20 inch Polyester Pleated Sediment Cartridge, 5 Micron Rating - Case of 9 - PPJ2005-9

SKU #: STWPPJ20059   |   MPN #: PPJ2005-9
$311.35
$311.35 $0.00
MSRP: $373

Special Order. Expect 4-6 weeks for delivery, subject to change

Water softener system with gray cylindrical tank, digital control head, and separate brine tank.

Sterling Water Treatment SWSI Series Water Softener System with 75,000 Grain Capacity - SWS1-75

SKU #: STWSWS175   |   MPN #: SWS1-75
$2,127.76
$2,127.76 $0.00
MSRP: $2,883

Special Order. Expect 4-6 weeks for delivery, subject to change

Nine stacked white cylindrical water filter cartridges with grooved sides and separation bands.

Sterling Water Treatment GB Series 4.5 inch x 20 inch Grooved Poly-Bonded 20 Micron Filter - GBJ2020 - 9 pack

SKU #: STWGBJ2020x9   |   MPN #: GBJ2020
$233.38
$233.38 $0.00
MSRP: $283.05

Special Order. Expect 4-6 weeks for delivery, subject to change

Three Sterling Water Treatment replacement filter cartridges and three inline carbon filter cartridges arranged vertically.

Sterling Water Treatment ROQC-B & IC10Q Inline Carbon Filter Bundle

SKU #: STWROQCB/STWIC10Q   |   MPN #: IC10Q/ROQC-B
$93.51
$93.51 $0.00
MSRP: $102.93

Special Order. Expect 4-6 weeks for delivery, subject to change

Nine stacked white cylindrical water filter cartridges with grooved poly-bonded construction.

Sterling Water Treatment GB Series 4.5 inch x 10 inch Grooved Poly-Bonded 20 Micron Filter - GBJ1020 - 9 pack

SKU #: STWGBJ1020x9   |   MPN #: GBJ1020
$153.40
$153.40 $0.00
MSRP: $184.05

Special Order. Expect 4-6 weeks for delivery, subject to change

Sterling Water Treatment RO system replacement filter bundle containing five filters including carbon, sediment, and membrane

Sterling Water Treatment ROTFC-50 and ROCP-B RO System Maintenance Bundle

SKU #: STWROCPB/STWROTFC50   |   MPN #: ROCP-B/RO-TFC50
$149.99
$149.99 $0.00
MSRP: $149.99

Available in stock

Gray cylindrical water softener tank with black control head and black brine tank beside it.

Sterling Water Treatment NMS Series Water Softener with 1 Inch Pipe Inlet and 30,000 Grain Capacity - NMS-1-1S

SKU #: STWNMS11S   |   MPN #: NMS-1-1S
$1,457.15
$1,457.15 $0.00
MSRP: $1,551

Special Order. Expect 4-6 weeks for delivery, subject to change

Sterling water softener system with gray brine tank and tall resin tank topped with digital control valve.

Sterling Water Treatment SWSI Series High Efficency Water Softener System with 31,000 Grain Capacity - SWS1-30-HE

SKU #: STWSWS130HE   |   MPN #: SWS1-30-HE
$2,335.32
$2,335.32 $0.00
MSRP: $2,549

Special Order. Expect 4-6 weeks for delivery, subject to change

Two white cylindrical inline carbon water filters with blue label bands and quick connection ports.

Sterling Water Treatment IC Series 6 inch, 5 Micron Inline Carbon Filter with 1/4-in Quick Connection - IC06Q - 12 pack

SKU #: STWIC06Qx12   |   MPN #: IC06Q
$152.21
$152.21 $0.00
MSRP: $152.21

Available in stock

Two Luminor Blackcomb UV water purification systems with connected power controllers displaying red digital readouts and gree

Sterling Water Treatment UV Light Germicidal Water Purification System - 15 GPM - UVL-15

SKU #: STWUVL15   |   MPN #: UVL-15
$1,068.64
$1,068.64 $0.00
MSRP: $1,432

Special Order. Expect 4-6 weeks for delivery, subject to change

Pentair Everpure H-300-NXT cylindrical water filter cartridge with tan top connector and product information label.

Everpure EV-927441 H-300-NXT Replacement Water Filter Cartridge

SKU #: EVEEV927446   |   MPN #: EV927446
$205.49
$205.49 $0.00
MSRP: $293.56

Available in stock

White and blue cylindrical water filter cartridge labeled "Magnesium + Zinc Filter" with Grohe Blue branding and replacement

Grohe Blue 40691002 GROHE Blue Magnesium + Zinc Filter

SKU #: GRO40691002   |   MPN #: 40691002
$151.50
$151.50 $0.00
MSRP: $202

Available in stock

Pentair Everpure H-54 cylindrical water filter cartridge with cream-colored top and metallic silver body.

Everpure EV9252-68 H-54 Water Filtration Replacement Cartridge (EV9730-06)

SKU #: EVEEV973006   |   MPN #: EV925268
$128.66
$128.66 $0.00
MSRP: $164.18

Available in stock

Three white pleated sediment filter cartridges with plastic end caps, arranged in a row on a white background.

Sterling Water Treatment PC Series 10-in 20 Micron Sediment Cartridge -12 GPM - PC1020

SKU #: STWPC1020   |   MPN #: PC1020
$12.86
$12.86 $0.00
MSRP: $12.86

Available in stock

White cylindrical remineralizer cartridge with black label and gray top connector cap.

Brizo Pristive Reverse Osmosis Remineralizer Cartridge - BWQ300300

SKU #: DELBWQ300300   |   MPN #: BWQ300300
$97.00
$97.00 $0.00
MSRP: $135

Available in stock

Sterling reverse osmosis drinking water system with white storage tank, filtration unit, faucet, and blue filter cartridge.

Sterling Water Treatment DWSD Series Reverse Osmosis Drinking Water System - DWSB-TFC-50

SKU #: STWDWSBTFC50   |   MPN #: DWSB-TFC-50
$437.20
$437.20 $0.00
MSRP: $504

Available in stock

White cylindrical polypropylene string wound sediment filter cartridge with 4.5 inch diameter and 10 inch height.

Sterling Water Treatment SW Series 4.5 inch by 10 inch Polypropylene String Wound 5 Micron Sediment Filter Cartridge - SWJ1005

SKU #: STWSWJ1005   |   MPN #: SWJ1005
$27.17
$27.17 $0.00
MSRP: $27.17

Available in stock

Sterling water softener system with gray cylindrical tank, digital control head, and white brine tank beside it.

Sterling Water Treatment SWSI Series Water Softener System with 30,000 Grain Capacity - SWS1-30

SKU #: STWSWS130   |   MPN #: SWS1-30
$1,547.96
$1,547.96 $1,719.96
MSRP: $2,073

Available in stock

Cylindrical white carbon block water filter cartridge with textured mesh surface and plastic end caps.

Watts 10" Full Flow Carbon Block 5 Micron Nominal 20,000 Gallon Filter - 7100448

SKU #: WAT7100448   |   MPN #: 7100448
$98.84
$98.84 $0.00
MSRP: $103.50

Available in stock

Gray plastic mounting bracket with eight screw holes and curved center indentation for jumbo water filter housings.

Sterling Water Treatment Bracket for Jumbo High Flow Housings with Screws - BRK-J

SKU #: STWBRKJ   |   MPN #: BRK-J
$33.63
$33.63 $0.00
MSRP: $33.63

Available in stock

Pure Water and Healthy Living

Elevate your home with pure water that is perfectly chilled and refreshing. Luxury is now within reach with under sink, under counter, and faucet water filters. Enjoy products from leading brands such as Everpure, Franke, Whitlam, and more. Our home water filtration and conditioning systems meet the highest industry standards.

Count on our whole house conditioning systems, replacement cartridges, and pointof use filtration fixtures, to deliver the purest, healthiest water. Remove lead, chemical impurities, and particles from your water to improve the taste and odor.

Whether you're upgrading your home's water system, replacing old equipment, or starting a new project, Plumbing Deals has the solutions you need. Our handpicked products combine quality, style, and affordability, ensuring that your home's water is the purest and healthiest it can be. Dive into our water filtration and conditioning selection, seize fantastic deals, and let our products transform your home into a haven of pristine hydration. Enjoy clean, refreshing water from a filtered water dispenser.
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