Purifiers, Explained

Air purifiers are wrapped in jargon — MERV, HEPA, CADR, ACH. These short videos cut through it: how a purifier actually cleans a room, what the numbers on the box really mean, and why the air indoors is dirtier than you think. No fluff, about a minute each — a new episode every Sunday.

The series: Clean Air, Explained

A short, plain-English series on how clean air actually works — a new episode every Sunday. Watch them in order and you’ll read any air-purifier box like a pro.

1

How an air purifier actually cleans a room

Where does the dirty air even go? The fans pull the whole room’s air in, a MERV-13 filter traps ~93% of the particles, and clean air cycles back out — several times an hour.

▶ Now live — watch above
2

The invisible storm in your living room

A laser reveals the particle storm floating in a “clean” room — pollen, dust, PM2.5, smoke — then watch a MERV-13 purifier clear it in real time.

Next Sunday
3

One candle → hazardous

A PM2.5 meter next to one candle hits “hazardous” — worse than city smog. Cooking, hairspray and toast do it too. Here’s the simple fix.

Coming soon
4

The HEPA scam

“99.97%” sounds unbeatable — but HEPA is dense, loud and slow, so people turn it off. What actually cleans a room is airflow. The MERV-13 truth.

Coming soon

Cheap to buy is easy — cheap to own is the point. The Luggable is built to run for years on standard, off-the-shelf MERV-13 filters and about £2 of electricity a year. No proprietary cartridges, no subscriptions, nothing sealed shut — so the longer you keep it, the further ahead you are of any machine on the market.

See it in your own room
Hospital-grade MERV-13 · under 35 dB · ~£2/yr to run. Free UK & Europe delivery, VAT included.
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