🎉 Founding Members: First 100 sign-ups lock in £29.99 / 6 months for life · No payment until your first filter set ships
The MVHR Care Club · Launching across the UK

MVHR filter care, sorted.

AirFit UK keeps your new build ventilation system working properly — correct-fit filters delivered every 6 months, simple fitting guides, reminders before you need them, and a documented care log.

From £29.99 every 6 months · that's just £5 a month
Correct-fit guarantee Free UK delivery Cancel anytime

Your new build was designed to breathe.

Modern airtight homes rely on MVHR ventilation to bring in fresh filtered air and extract stale moist air. The filters need changing every 6 months to keep the system working properly — and AirFit UK turns it into a routine that takes care of itself.

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Built for UK new builds

Designed for homeowners with MVHR units fitted in utility cupboards, lofts, plant rooms and apartments — across every major UK brand.

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We find the right filter

Send a photo of your MVHR unit and we identify the correct replacement set — matched to your exact model with a correct-fit guarantee.

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No more guessing or forgetting

Filters arrive on schedule with reminders before they're due. Swap in 2 minutes. Your maintenance log keeps the record. Done.

The £30 task that prevents £400 of damage.

By the time most homeowners notice symptoms, the damage is already happening. Forgotten filters are the single most common cause of avoidable MVHR problems.

Condensation & mould risk

Clogged filters restrict airflow. Moisture stays trapped. Mould follows — especially in bathrooms and bedrooms.

Higher energy bills

Fans strain through dirty filters. That's £30–£60/year in wasted electricity — more than the filters cost.

System damage

Overworked fan motors burn out. Repair: £200–£400 plus engineer callout. Prevention: a £30 filter change.

Degraded air quality

Pollen, dust, PM2.5 particles pass straight through and circulate through your home unfiltered.

Join once. We handle the rest.

Simple enough for homeowners. Structured enough for landlords, property managers and new-build developers.

Tell us your unit

Choose your MVHR brand and model, or upload a photo if you're unsure. We identify it for you.

We match the filter

We confirm the right filter set and save it to your home profile, with a correct-fit guarantee.

Every 6 months

Filters arrive on schedule — with reminders before they're due. No subscription surprises.

Fit and record

Scan the QR guide, swap the filter in 2 minutes, log the change. Done until next time.

Simple, honest pricing.

One filter care plan. Pay how it suits you — one-off, every 6 months, or once a year and save.

One-Off Set

Single filter set, no subscription. Best for trying us before committing.

£34.99 /set
Single purchase · No membership required
  • Correct-fit filter set
  • Unit identification by photo
  • Simple fitting instructions
  • Free UK delivery
  • We'll remind you when it's due again
  • !No QR guide, no maintenance log, no priority support
Order one-off
Best Value

Annual Care

Pay once for the whole year. Two filter sets included. Save £10.

£49.99 /year
Save £10 · equivalent to 2 months free
Two filter sets · Delivered at month 0 and month 6
  • Everything in Essential Care, plus:
  • Two filter sets included (6 & 12 months)
  • One annual payment — no surprise charges
  • Save £10 vs paying twice a year
  • Pro-rata refund if you cancel early
Save £10 — go annual

Cheaper than most one-off filter sets elsewhere. For about the price of a coffee a month, your MVHR care runs on autopilot — no remembering, no measuring, no guessing.

Not sure which MVHR filter you need?

Send us your details and a photo of your MVHR unit label or existing filter. We'll identify the right replacement and confirm pricing before you commit to anything.

Founding members: No payment required today. We'll confirm everything and ship your first filters within 14 days of launch.

For landlords, developers and property managers

Documented MVHR aftercare at portfolio scale.

AirFit UK Property Care helps keep resident ventilation aftercare consistent, documented and easier to manage. Ideal for new-build estates, apartment blocks, landlords and build-to-rent portfolios.

Awaab's Law & HHSRS-aware: Our service provides documented evidence of routine MVHR maintenance — useful for compliance records, tenant communications, and property condition reporting.

For less than the cost of handling a single serious damp or mould complaint, you can put every property on a documented MVHR filter-care schedule.

Request a B2B quote →
Bulk filter schedulingRegular deliveries to each property or block.
Resident welcome packsClear instructions so occupants understand their MVHR.
QR codes on every unitLinking to model-specific fitting videos.
Compliance summariesAnnual documented filter-care records per property.
From £4.99/property/month Minimum 10 properties · Volume tiers from 50, 200 and 500+ properties

Common questions.

Helpful answers for homeowners new to MVHR filter care.

How often should I replace my MVHR filters?

Every 6 months for most UK homes — that's two changes a year and keeps your system running at peak efficiency. If you're in a high-pollution area or have pets and allergies, every 3 months is better. We default to 6 months for everyone.

What if I don't know my MVHR model?

Use the "Find my filter" form and send a photo of your unit. A photo of the front panel, label, or existing filter usually gives us enough to identify the right replacement. If we can't tell from one photo, we'll ask for another — no charge, no obligation.

Why is AirFit cheaper than buying filters elsewhere?

We're a subscription-first business. By committing to scheduled deliveries we get better trade pricing from filter manufacturers, and we pass that on to you. You also save the time of finding the right filter, ordering it, and remembering when it's due. Everyone wins.

What filter grade do you supply?

Manufacturer-equivalent filter grade for your unit — usually G4 or F7 depending on the model. We match what your MVHR unit is designed for. We don't upsell higher-grade filters that could damage your system through increased airflow resistance.

Can I cancel my subscription?

Yes — anytime. No contracts, no exit fees. You can also skip a delivery, change your frequency, or pause. If you've paid annually, we refund unused time pro-rata.

Do you service or repair MVHR units?

No. AirFit UK focuses on filter care, reminders and digital health checks. For physical servicing or repairs, we can point you toward qualified specialists in your area. We're the layer that handles the regular stuff so the engineers only get called when they're actually needed.

I manage multiple properties — how does B2B work?

Our Property Care plan covers portfolios from 10 to 1,000+ units. We provide a branded welcome pack for each property, identify every MVHR unit, supply filters on schedule, send tenant reminders, and provide annual compliance summaries. Volume discounts kick in at 50, 200 and 500+ properties. Get in touch for a tailored quote.

Is AirFit UK only for new-build homes?

No. The service is designed around new-build homeowners (who are most often left without instructions), but it works for any UK home with a compatible MVHR unit — including renovations and self-builds.

£5 a month. Your MVHR sorted.

Fresh filters, on your schedule — with reminders, fitting guides and a maintenance log to keep everything documented. Less than a coffee. More peace of mind.

Find my MVHR filter →