ONYX AUTOCENTRE
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★★★★★ 5-Star Google Rated · Since 2019

Smelly aircon? Antibacterial clean inSlough.

Damp dog, gym socks, musty cellar smell from the vents? That is bacteria on the evaporator. We antibac-bomb the system and fit a fresh pollen filter at our Slough workshop. No nonsense. No hidden prices. Book in today.

⭐⭐⭐⭐⭐ 4.9 out of 5 from 500+ Google reviews. Trusted by drivers across Slough since 2019

  • 6 months interest-free, up to £3,000
  • Same-day slots available in Slough
  • Kills the smell at source, not just masks it

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Aircon Smell or Blocked Pollen Filter? Cleaned in Slough

If your aircon smells like wet dog, gym socks or a damp cellar the first time you turn it on each morning, that is bacterial and fungal growth on the evaporator behind your dashboard. Air-freshener trees do nothing for it. We do a proper antibacterial treatment plus pollen filter replacement at our Slough workshop, and it makes an immediate difference you can smell on the drive home.

Drivers across Slough and Berkshire often book this with their summer re-gas or annual service. The two go together, because the same damp evaporator that grows bacteria is also where condensation builds up after every cold start. We do it cleanly, properly, and fixed price.

Why your aircon smells (and why air fresheners do not fix it)

Your aircon evaporator is a cold metal grid behind your dashboard. Moisture from the cabin condenses on it every time you run the system. That moisture, plus dust, pollen and skin cells from the cabin, creates an ideal environment for bacteria and mould. Switch off the engine, the evaporator stays damp, the colonies grow. Switch the aircon back on tomorrow, you smell the breath of those colonies blasted into your face.

Air fresheners just sit on top of the smell. They do not kill the source. An antibacterial treatment kills the colonies on the evaporator itself, and a fresh pollen filter removes the dust load they were feeding on. That is why the smell stays gone.

What our antibac aircon clean includes

  • Full system antibacterial bomb treatment. atomised cleaner pulled through the evaporator and ducting with the fan running. Reaches every surface
  • Fresh OE-spec pollen filter (cabin filter). we use the correct part for your specific car. Most Slough customers have not had it changed in 4 years
  • Vent and duct freshen. scented final pass through the system, neutral fragrance, not a chemical assault
  • Evaporator drain check. a blocked condensate drain is why the moisture sat there in the first place. We clear it
  • Test drive and final smell check. we drive it ourselves to confirm before handover at our Berkshire workshop

Combine it with a re-gas and save

Almost every Slough customer who books a summer aircon re-gas also books the antibac clean and pollen filter at the same time. Doing them together saves time on the bench and we discount the combined price. One visit, cold and fresh aircon for the year ahead.

Hay-fever season around Slough and Berkshire makes a fresh pollen filter even more worthwhile. The factory filter is good, but only when it is not five years old and clogged with M4 grime. Honest pricing on WhatsApp before you commit.

Where we are and who we cover

Aircon antibac and pollen filter service for drivers across Slough, Langley, Colnbrook, Datchet, Windsor, Maidenhead, Uxbridge and Gerrards Cross. Honest Berkshire workshop five minutes from M4 J5 at SL3 7EW.

Aircon smells off? Call 01753 439115 or WhatsApp the Onyx Autocentre team on 07393 580281 with your reg and we will book an antibac clean and pollen filter at our Slough workshop. 01753 439115 or WhatsApp 07393 580281.

More on car air conditioning: R134a Aircon Re-gas in Slough. Older Cars Welcome · R1234yf Aircon Re-gas. Slough and Berkshire · Aircon Leak? UV Dye Test Finds It Fast in Slough · Aircon Not Cold? Pump Down and Vacuum Test in Slough · Back to Car Air Conditioning

Get a quick quote

We'll WhatsApp you back. Usually within minutes.

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Aircon Smell or Blocked Pollen Filter? Cleaned in Slough in Slough and across Berkshire

Onyx Autocentre is based in Slough, Berkshire and we look after cars from across the SL postcodes every day. Whether you're driving in from central Slough, Uxbridgeor Gerrards Cross, we'll book your aircon smell or blocked pollen filter? cleaned in slough around your schedule. Same Slough workshop, same trusted team, same standard on every aircon smell or blocked pollen filter? cleaned in slough job.

Common car air conditioning jobs we see at our Slough workshop

All our services

Every service we offer at our Slough workshop. Tap a tile to find out more.

Customer Reviews

What Our Customers Say

Rated 5 Stars on Google by drivers across Slough and Berkshire

★★★★★
2 months ago

"Took my BMW here for an oil change and oil filter and the service was spot on. Really friendly team, got the car booked in quickly and the job was done properly with no hassle."

CS · Google Review
★★★★★
1 month ago

"Highly recommend this garage. After contacting a few other garages who didn't want to take my car in for diagnostics, these guys were happy to help. They diagnosed and fixed an engine fuel leak issue professionally and efficiently. Great service and very reliable. I'll definitely use them again."

Sandesh Jacob · Google Review
★★★★★
5 months ago

"Very nice experience at Onyx — they took me in immediately and completed the DRL module swap efficiently. I have no regrets and would highly recommend."

Rehan Kazi · Google Review
★★★★★
5 months ago

"I brought my car to Onyx after visiting many other mechanics who failed to sort out issues with my vehicle. The mechanics here clearly explained the issues with the vehicle and fixed them quickly. Amazing service and wonderful people, highly recommend."

Shearyaar Hussain · Google Review
★★★★★
3 months ago

"These guys are always polite and welcoming. I've taken multiple vehicles here and the service received has been excellent."

Kelly Tanner · Google Review
★★★★★
6 months ago

"Had the front pads done here over the weekend. Second time in with Onyx and service has been top notch both times. On time, no hassle and cost effective. Highly recommend."

Mark Crofton · Google Review
★★★★★
10 months ago

"Max and Ben are extremely professional and did an excellent repair on my wife's car at a great price. Max spotted the problem within 6 hours, which 2 other garages could not detect."

Ameer · Google Review
★★★★★
6 months ago

"I took my car to Onyx and met Ben who was friendly and I got the problem diagnosed by Ben which I had a faulty water pump. I was quoted a reasonable price and got it replaced. I was satisfied and would recommend Onyx."

Ali Asad · Google Review
★★★★★
2 months ago

"Great service, sorted out my alloy refurb at a good price and quick turnaround. Top service, highly recommend."

Raman · Google Review
★★★★★
1 year ago

"A great experience with Onyx who fitted a new clutch for my Fiat 500. Super quick, friendly and well priced. Would highly recommend."

Emma Hedley · Google Review
★★★★★
6 months ago

"Very friendly, no hassle effective service. Definitely recommend and will use when I need to get my alloy wheels refurbished."

Andrew Jackson · Google Review
★★★★★
9 months ago

"Brought my Audi S3 in for a coolant leak — the part was on back order but they managed to source one in a couple of days. Massive thanks to Ben."

Jays Dad · Google Review
★★★★★
1 year ago

"My vehicle went in for a brakes job and Ben and the team at Onyx Autocentre did an amazing job. Highly recommended."

Joanro Gomes · Google Review
Payment Assist

Spread the cost over 6 months, interest-free.

Big bill? Pay the first instalment when you book, then spread the rest across up to 5 more monthly instalments, interest-free. Available on jobs up to £3,000. No setup fees, no hidden interest. FCA-authorised through Payment Assist, soft credit check, decision in minutes.

Payment Assist - spread the cost of your repair over up to 6 months, interest-free.
  • Up to 6 months interest-free
  • Available on jobs up to £3,000
  • First payment at booking, rest split monthly
  • Soft credit check, decision in under 2 minutes
  • No setup fees, no hidden interest

Same-day slots are limited this week.

Call or WhatsApp now and get aircon smell or blocked pollen filter? cleaned in slough today. Slough, Langley, Colnbrook, Windsor, Maidenhead, Uxbridge and Gerrards Cross.

Serving: Slough · Langley · Colnbrook · Datchet · Horton · Wraysbury · Poyle · Windsor · Burnham · Taplow · Maidenhead · Gerrards Cross · Uxbridge · West Drayton · Hayes · Staines

Aircon Smell or Blocked Pollen Filter? Cleaned in Slough. Frequently Asked Questions

How much is an aircon antibac and pollen filter?+
Fixed combined price on WhatsApp, includes the antibac treatment, the correct OE-spec pollen filter for your car, and the labour to fit it.
How long does it take?+
Most cars are 45 to 60 minutes at our Slough workshop. Some Audis and Mercedes need glovebox removal for the filter, which adds 15 minutes.
Will the smell really go away?+
Yes, when bacteria is the cause. If the smell is from a leaking heater matrix or damp carpets after a window left open, that is a different repair, and we will diagnose honestly before quoting.
Should I do this every year?+
Pollen filter, yes. Antibac, every 12 to 18 months for most Berkshire drivers, more often if you carry pets or kids. We will not push it on you if you do not need it.
Can you do this with my re-gas?+
Yes, and we discount the combined price. Most Slough customers book the two together in May or June.
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