Waterdrop Replacement Filters & Parts

Keep your Waterdrop system running at peak performance. Genuine replacement filters organized by system compatibility. We also offer a scheduled replacement service — we come to you.

Scheduled Filter Replacement Service

Need regular filter replacements? We come to your home, swap the filters, flush the system, and test water quality. Never worry about maintenance — we handle everything on a schedule that matches your system's needs.

From $79
Per service visit
30 min
Average service time
TDS Test
Included with every visit
Book Filter Replacement

Filters by System

Find the right replacement filters for your Waterdrop model

G3P800 / G3P600 Filters

WD-G3P800-CF Filter

Compatible: G3P800, G3P600
Replace every 6 months

Sediment + carbon block composite filter. First stage of filtration — removes sediment, chlorine, and large particles.

$39 – $59

WD-G3P800-RO Membrane

Compatible: G3P800, G3P600
Replace every 12-24 months

RO membrane — the core of the system. Removes 99.9% of TDS, lead, PFAS, fluoride, and dissolved contaminants.

$69 – $99

WD-G3P800-CB Filter

Compatible: G3P800, G3P600
Replace every 12 months

Post-carbon block filter. Final polishing stage for taste and odor improvement.

$35 – $49

D6 / G2P600 / G2 Filters

WD-D6-CF Composite Filter

Compatible: D6, G2P600, G2
Replace every 6 months

Multi-stage composite filter for sediment, chlorine, and particulate removal.

$35 – $49

WD-D6-RO Membrane

Compatible: D6, G2P600, G2
Replace every 12-24 months

RO membrane for 99% TDS reduction. NSF 58 certified.

$59 – $89

X Series Filters (X16, X12, X8, X8-PRO)

WD-X-CF Composite Filter

Compatible: X16, X12, X8, X8-PRO
Replace every 6 months

Premium composite filter designed for X Series systems. Enhanced sediment and carbon filtration.

$49 – $69

WD-X-RO Membrane

Compatible: X16, X12, X8, X8-PRO
Replace every 12-24 months

High-capacity RO membrane for X Series. Supports flow rates up to 1600 GPD.

$89 – $149

WD-X-UV Lamp

Compatible: X16, X12
Replace every 12-24 months

UV sterilization lamp for the X12 and X16. Destroys 99.99% of bacteria and viruses.

$49 – $79

T3-C / T4-A Filters

WD-T3-CF Filter

Compatible: T3-C, T4-A
Replace every 6 months

Twist-and-lock composite filter. 30-second replacement — no tools needed.

$29 – $45

WD-T3-RO Membrane

Compatible: T3-C, T4-A
Replace every 12-24 months

RO membrane for T-series systems. NSF 58 certified.

$49 – $79

Countertop System Filters (K6, A2, M1, C1S, C1H, K19)

Countertop CF Filter

Compatible: K6, A2, M1, K19
Replace every 3-6 months

Pre-filter for countertop systems. Removes sediment and chlorine before the RO stage.

$29 – $45

Countertop RO Membrane

Compatible: K6, A2, M1, K19
Replace every 12 months

Compact RO membrane for countertop systems. Full TDS reduction in a smaller form factor.

$49 – $89

CoreRO Filter Pack

Compatible: C1S, C1H
Replace every 6 months

Complete filter pack for CoreRO systems. Includes pre-filter and RO membrane.

$59 – $89

Filter Replacement Tips

Watch the indicator: Every Waterdrop system has a smart filter life indicator. When it tells you it's time, don't delay — expired filters reduce water quality and can damage the system.

Use genuine filters: Third-party filters may not fit properly and can void your warranty. All filters sold by us are genuine Waterdrop products.

Flush after replacing: Always run 2-3 gallons of water through the system after replacing filters. This clears any loose carbon and primes the new filters.

Not sure which filter? Contact us with your model number and we'll tell you exactly which filters you need and when they're due.

Need Filters Replaced?

Book our filter replacement service or contact us to order the right filters for your system.

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