Back in 2008, when we started PureShowers, nobody needed a shower filter FAQ.
Genuinely. The whole industry was tiny. Shower filters were a niche product that a small number of health-conscious people had discovered, mostly through word of mouth. The questions we got were simple ones — “Will it fit my shower?” and “How do I replace the cartridge?” — and we could answer them in a quick email. Job done. No FAQ necessary.
Then something happened. Shower filters went mainstream.
More products came onto the market. More filter media — KDF-55, Vitamin C, Activated Alumina, tourmaline, FIR ceramic balls, calcium sulphite — and customers (understandably) wanted to know what all of these things actually did. More people with eczema, psoriasis, colour-treated hair, hard water anxiety, and fluoride concerns started discovering that their shower might be part of the problem. Renters wanted to know if they could fit one without a landlord’s permission. Electric shower owners needed specific guidance. The questions got deeper, more technical, more personal.
By 2016 — a full eight years in — we finally sat down and wrote the first PureShowers Shower Filter FAQ.
It was good. It did the job. And for the next decade, we added to it here and there — a new product, a new question type, a bit of updating — but it always kept the same basic structure it launched with. Like a reliable old car that just keeps going.
Well. The old car has had its day. We’ve just taken the FAQ to Harley Street and given it a full facelift. 😂
And like any great facelift, it looks fresh, modern, and years younger — while still being completely, recognisably itself.
👉 Go straight to the new FAQ — or read on for the story behind it.
💡 Fun Fact — A Brief History of the FAQ
Born from a Pre-Web Space Race (1982)
The very first FAQ on the internet appeared in 1982. NASA researcher Eugene Miya created it for ARPANET’s SPACE mailing list — not because he was building a website feature, but because he was exhausted from manually answering the same questions about rocket specs and astronomy from new users. He called it a “periodic FAQ” — a pun on the periodic table in chemistry — because he updated and re-posted it every month. The internet’s most ubiquitous feature started life as one tired scientist’s timesaver.
The original 2016 FAQ had 11 questions. No sections, no categories, no navigation — just a single scrolling list that you worked through top to bottom. That was fine when 11 questions covered everything anyone wanted to know.
The new FAQ has 30 questions, organised across seven dedicated sections:
✅ General questions
✅ Choosing the right filter
✅ Installation & compatibility
✅ Filtration & what it removes
✅ Skin, hair & health
✅ Cartridges & maintenance
✅ Orders & returns
Whatever brought you to the FAQ — eczema, hair loss, a new shower, hard water, a cartridge question — there’s a section for you now. No more hunting through a flat list hoping the answer turns up somewhere.
📊 Then vs. Now
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2016 FAQ ❌ 11 questions ❌ No sections ❌ Flat scrolling list ❌ Basic text answers ❌ No design |
2026 FAQ ✅ 30 questions ✅ 7 organised sections ✅ Click-to-expand accordion ✅ Rich answers with visuals ✅ Fully redesigned |
We want to say something that we genuinely mean.
Every question in this FAQ — every single one — came from a real PureShowers customer. Someone who emailed us at 9pm wondering if their shower filter would work with an electric shower. Someone who messaged us asking whether filtered water might help with their daughter’s eczema. Someone who sent us a photo of their pipe and said “will this fit?”
Over eighteen years, those questions built up. And now they’re all answered in one place, in as much detail as we can give.
So if you’ve ever emailed us a question — thank you. You helped write this. 💙
💡 Fun Fact — A Brief History of the FAQ
The Dictionary Debut: 15 Years in the Making
It took fifteen years for “FAQ” to graduate from tech jargon to the official English language. The Oxford English Dictionary formally inducted it as a noun in 1997. The citation they used to justify it was a nostalgic Usenet post from December 1987: “I propose… that some mechanism be devised for each newsgroup to have a list of FAQs.” From NASA mailing list to the OED — not bad for an acronym.
We’re not going to walk you through every question — that’s what the FAQ itself is for. But here are a few things we’re particularly pleased with.
This was always the number one question, and the old answer was... fine. The new answer has a proper three-option installation guide — hand held, in-line, and fixed head — with clear descriptions of each method and links to the relevant products. And right there in the FAQ, there’s a link to our Shower Filter Finder — the 60-second quiz that gives you a personalised recommendation. Still not sure after all that? Send us a photo of your shower. We’ll tell you exactly what you need.
The old FAQ mentioned KDF and activated carbon and left it at that. The new FAQ breaks down all eight filter stages in the 7 Spray 8 Stage — Vitamin C, KDF-55, FIR Ceramic Balls, Calcium Sulphite, Activated Alumina (for fluoride), Anti-Bacterial Balls, Tourmaline Alkaline Stone Balls, and Negative Ion Balls — with a plain-English explanation of what each one does. If you’ve ever wondered what you’re actually showering through, it’s all there now.
The old FAQ was light on this. The new FAQ has a full “Skin, hair & health” section covering eczema, psoriasis, hair loss, hair damage from hard water, and how quickly you can expect to notice a difference. (Hair often responds from the very first shower. Skin typically takes two to four weeks as the barrier rebuilds. Results come faster in hard water areas like London and the South East.)
We’re honest about what a shower filter is and isn’t — it’s not a medical treatment, and we always recommend continuing to follow advice from your GP or dermatologist. But the answers are now thorough enough to actually help you decide whether a shower filter is right for you.
Electric shower compatibility was one of our most-asked questions and one of the least satisfying answers in the old FAQ. The new version spells it out clearly: most of our hand held shower filters work with electric showers, but our Ionic filters don’t — and it explains why. If there’s any doubt, email us before ordering and we’ll confirm.
💡 Fun Fact — A Brief History of the FAQ
The Singular vs. Plural Grammar War
There was a years-long debate in the early internet days about how to pluralise “FAQ.” One side said it should be spelled out (F-A-Q) and the plural was FAQs. The other insisted it was a single word pronounced “fack” — which meant the plural was technically just FAQ, like “sheep” or “fish.” Eventually the FAQs camp won, saving the modern web from being full of pages titled “Frequently Asked Question.” You’re welcome.
The new FAQ is live now at pureshowers.co.uk/shower-filter-frequently-asked-questions.
It covers everything from “Are shower filters actually worth it?” to “How do I know when my cartridge needs changing?” — and a lot in between. Whether you’re brand new to shower filters or a long-term customer with a specific question, we think you’ll find it genuinely useful.
Still have a question the FAQ doesn’t answer?
There are real human beings at PureShowers who would love to help. Email us at [email protected] — we’ve been answering shower filter questions since 2008 and we genuinely enjoy it.
📖 Read the new FAQ →