55 Patrick St, Dún Laoghaire,
Co Dublin, A96 N240
Monday–Friday 8:00 am–6:00 pm
Saturday 9:00 am–1:00 pm
01 23 03 103
  • First Time Ever Ozone the most powerful sanitizers known to humanity
  • Clean Leaving the area sanitized and hygienically clean without any chemicals
  • Shop Be Loud and Proud of your Sanitation!

About us

Who we are

O3 Hygiene provides certified
on-site Sanitation to high street businesses, retail businesses, medical practices, sports clubs, gyms, pubs, restaurants and large business premises.

03 Hygiene

There are no chemicals involved, Just the Science of Ozone!

Our Expert Areas

The Industries we serve

Car and Domestic Situations

Ozone is recommended to sanitise surfaces, objects and tapestry of your car’s interior.  Try the sanitising with ozone and find the pleasure of going into a new car again!

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Medical & Nursing Homes

These are places where diseases, infections and allergies easily develop and can affect our most vulnerable.  Ozone is safe Clean and Perfect for cleaning Medical & Nursing Homes.

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High Street Premises

On-site Sanitation with O3 Hygiene lets your customers experience fresh, clean and hygienic air.

Regenerate the air of your premises and remove the smells, odours and Bacteria.

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% of Viruses Killed
Average Cleaning Time
Call outs Per year
Average price per Month

We are a Sanity Point Authorized Dealer, offering On-site Sanitation Services for business and Households