Waterdrop water filter replacement cartridges (8-pack) for Brita Maxtra+ Plus & Maxtra Pro All-in-One jugs
Product description
The essentials
If you’ve got a Brita-style jug, the humble replacement cartridge is basically what keeps it useful rather than just decorative. These Waterdrop water filter cartridges are made to swap into compatible jugs (including Brita Marella), with the aim of improving taste and reducing certain unwanted elements in everyday drinking water.
On paper, they’re positioned as a straightforward replacement: same general idea as mainstream Maxtra+ / Maxtra Pro all-in-one systems, plus certification statements that suggest a focus on food-safety and specific contaminant reduction claims. That said, compatibility is the one thing you shouldn’t leave to chance—this listing is clear about what won’t fit.
What you get and how it starts working
The pack includes a small blue valve. The instructions are pretty specific: don’t throw it away, and if you’re not sure where it goes, you’re advised to contact customer service. That detail matters, because the filter’s first steps are part of getting the cartridge settled.
Before use, you should soak the cartridge in water for 10 minutes to remove air bubbles, then insert it into the pitcher. For best taste, the first two filtered pitchers are meant to be discarded, and drinking is suggested from the third pitcher.

It’s not a “tap in and forget” situation, but the process is quick enough for a routine replacement.
Key points on performance (based on the claims)
These cartridges use premium coconut shell activated carbon. The goal is to improve what most people actually notice day to day—taste, smell, and “water feel”. The description specifically mentions reduction of chlorine, odours and bad taste, plus copper, rust, limescale and large particles.
If you’re looking for PFAS-focused reassurance, this is also stated in the product name as reducing PFAS and PFOA/PFOS. You do get additional third-party support in the documentation claims:
- TÜV SÜD certification for food-grade safety
- NSF International testing/certification to NSF/ANSI 42 (chlorine reduction) and NSF/ANSI 372 (low lead content)


In other words, it’s not only marketing language, it’s paired with named standards. However, keep expectations realistic: cartridges are designed to help with specific issues, not to turn tap water into bottled-sample purity.

Where it fits in your kitchen routine
If you mainly drink from a fridge jug or top up a kettle with filtered water, a replacement cartridge like this is a sensible, low-effort way to keep the system running.
A practical example: you replace the cartridge, soak it for 10 minutes, assemble with the blue valve, then run two full jugs you discard before using the third. After that, you’re back to filling your Marella or similar jug as usual and using the filtered water for day-to-day drinking.
Because cartridges do their job over time, this is the kind of purchase that’s more about consistency than one-off results. If you already like the taste improvement you get from your current jug system, replacing the cartridge is a continuation, not a reinvention.
Compatibility: do not assume, check first
This is where you need to be careful. The listing says it’s compatible with:

- Brita Maxtra+ and many Brita water filter jugs, including Marella
- Brita Style, Elemaris XL, Aluna, and Mavea Elemaris systems
- amazon Basics, Philips, Dafi and Aquaphor pitchers
But it also clearly lists exclusions. It is not suitable for Waterdrop 7015, 7017, 7019, Aqua Optima, or Laica pitchers.
It makes sense if you’re already in the Maxtra+ / Maxtra Pro all-in-one family of jug designs. It may not suit you if you’ve got a different internal cartridge system, even if the jug looks “similar” from the outside.
What to watch before you buy


There are a few things worth double-checking to avoid wasted money:
- Whether your jug needs the blue valve (and whether the cartridge package includes it, as this one does)
- Whether your exact jug model is listed as compatible
- Whether you’re willing to discard the first two filtered pitchers for best taste

One limitation to keep in mind: if you’re expecting immediate “first pour” taste improvement, the guidance here suggests waiting until the third pitcher.
Pros and possible drawbacks
Pros
These cartridges are built around coconut shell activated carbon and target everyday issues like chlorine, odours, bad taste, and limescale/larger particles. The listing also points to food-grade and standard-based certifications (TÜV SÜD and NSF/ANSI 42 and 372), and it states BPA-free and lead-free, food-grade materials.
What might not work for everyone
If your priority is maximum convenience, the soaking step and the “discard first two pitchers” instruction are small frictions. Also, the compatibility warnings are strict—if your jug isn’t in the stated compatible list, you can’t rely on “it should fit”.

Final verdict
It’s a solid pick if you already use a compatible Brita Maxtra+ / Maxtra Pro-style jug and you want a replacement cartridge that tackles common taste and water-quality annoyances, with certification statements that go beyond just claims.
You may want to skip it if your jug model is on the not-suitable list, or if you can’t be bothered with the setup steps (blue valve, soaking for 10 minutes, and discarding the first two filtered jugs).


Mini FAQ
Does it come with the blue valve?
Yes. The instructions say the package includes a small blue valve and you shouldn’t discard it.

How long do I soak the cartridge before use?
Soak it in water for 10 minutes before inserting it into the pitcher.
When should I start drinking after installing a new cartridge?
For the best taste, the first two filtered pitchers are meant to be discarded, and drinking is suggested from the third pitcher.
Is it compatible with Brita Marella?
Compatibility is stated for the Brita Marella jug (alongside other listed Maxtra+ / Maxtra Pro-compatible systems).
Is it safe for daily drinking?
The listing claims BPA-free, lead-free, food-grade materials, and also references TÜV SÜD and NSF International testing/certification to specific standards.
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