Replacement Filters

Which filter do you need? Find your product and the filters for it.

Update: as of Nov 20, 2025 we no longer take online orders. Call us or fill out the contact form, and after a brief consultation, we’ll create an invoice for your order that you can pay online.

Waterdrop 1600G countertop water filtration system with removable water spout

X16 Reverse Osmosis Undersink

Individual filters:

X16 6-mo

X16 1-yr

X16 2-yr

Waterdrop 1200G water filtration system with faucet

X12 Reverse Osmosis Undersink

Individual filters:

X12 6-mo

X12 1-yr

X12 2-yr

Waterdrop under-sink water filtration system with three blue filter cartridges and replacement filters on the side.

3-Stage Whole House

Waterdrop 800G water purifier with control panel and UV sterilizer

G3P800 RO Undersink

Individual filters:

G3P800 6-mo

G3P800 1-yr

G3P800 2-yr

Remineralization Filter
Add-on

Waterdrop countertop water purifier with a touch control panel and a sleek metallic faucet.

K6 RO Hot/Cold Undersink

Individual filter:

K6 1-yr

Remineralization Filter
Add-on

A water filtration system with three dial controls labeled CB, CF, and RO, and a digital display showing the number 006. A faucet with a digital display attached is connected to the system.

G3P600 RO Undersink

Individual filters:

G3P600 6-mo

G3P600 1-yr

G3P600 2-yr

Remineralization Filter
Add-on

The filter replacement plan just makes sense. Because when that filter light indicates it needs changing, you do not want to go one day without the right filter on hand.

Comparison chart of four water filtration systems showing models, flow rates, purification features, display info, self-cleaning, holiday mode, electric requirements, filter types, lifespan, and filtration stages.

Which Filters need to be replaced and when? 

The X16 and X12 share the same 11-stage filtration filters. The G3P800 and G3P600 share the same 10-stage filtration filters. The K6 only needs one 5-stage filtration filter per year.