Official dealer of Doulton and British Berkefeld Free NZ shipping over $200 incl. GST

British Berkefeld

Ultra Sterasyl Cartridge (8674)

4.8754 reviews

The standard ceramic and carbon cartridge for British Berkefeld gravity filters. Keeps fluoride.

In stock in NZ · official dealer
$89.95Incl. GST

or 4 interest-free payments of $22.49 with Afterpay

Official British Berkefeld dealer, in stock in NZGenuine product, sourced direct from the UK manufacturer.
Free shipping in NZ over $200 and to Australia over $400 (NZD, incl. GST).
Tracked delivery from New Zealand. 30-day money-back on unused items. Returns policy
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1,500 Lor 6 months, whichever comes first
>99.9%microplastics, tested to NSF/ANSI 401
2cartridges used at a time in the 6L, 8.5L and 12L

What it removes

Measured results.

Every figure names its source.

>99.9%

Microplastics

Tested to NSF/ANSI 401. Doulton specification sheet.

~95%

PFOA + PFOS, to 3,000 L

QFT lab, report 22-131, 2022, NSF/ANSI 53 PFAS protocol.

99.5%

Lead, on average

Doulton filter performance table, 2022.

>99%

Chlorine

Doulton specification sheet.

>99.99%

Bacteria and cysts

Doulton specification sheet and performance table, 2022.

See all test data

Certifications and approvals

What each one covers.

NSF/ANSI 42 and 53

Listed by the manufacturer for this cartridge in the British Berkefeld 8.5L system.

NSF/ANSI 372

Lead-free materials, per the manufacturer's instructions.

Downloads

Manuals and test data.

Reviews

4.87

Average of 54 reviews from buyers on this store.

We are very happy with the taste. We didnt test the water so cant say anything about the results but since it has nsf certificate we trust it + we live somewhere where tap water quality is above most countries/cities like maybe even top five no floruid no chlorine needed- so we use the filter for one year although it…

Idil C., June 2026

Great product

J M., June 2026

This water filrer system works very well

Janet R., June 2026

Fantastic product. Water tastes so much better.

Anna M., March 2026

Questions

About the Ultra Sterasyl.

Ask us something else
How many do I need?

The 6L, 8.5L and 12L use two cartridges at a time. The 1L uses one.

How often do I change them?

Every 1,500 L or 6 months, whichever comes first (manufacturer's instructions).

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