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Air Conditioning in London

  • Trusted Local Experts – Over 15 years of experience delivering high-quality air conditioning in London.
  • Central London Coverage – Servicing Westminster, Holborn, Soho, Marylebone, and Fitzrovia.
  • Certified Technicians – Fully qualified F-Gas engineers for all installations and repairs.
  • Fast & Reliable Support – Rapid response for breakdowns, upgrades, or new AC system installs.
  • Tailored Solutions – Efficient, smart air conditioning setups for homes, offices, and businesses.

Expert AC Services in Westminster, Holborn, Soho, Marylebone & Fitzrovia

Looking for reliable, efficient, and expert air conditioning in London? Arcas Air Conditioning proudly serves homes and businesses throughout Westminster, Holborn, Soho, Marylebone and Fitzrovia. Whether you're installing a new system, upgrading an existing unit, or need fast repairs — we’re your trusted local AC technician in London.

With over 15 years of hands-on experience and a team of fully certified F-Gas engineers, we deliver precise installations, quick response repairs, and smart system upgrades to keep your property cool, comfortable, and energy-efficient all year round.

OUR TIME-TESTED TRIED AND TRUSTED PROCESS

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Contact us 24/7

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1 hour

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Issue, sorted

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Problem, solved

What We Offer Locally

From aircon in London flats to advanced commercial setups, Arcas brings high-quality service and unmatched local expertise to every job:


  • Over 15 years of experience in London’s diverse buildings
  • Fully licensed and insured AC technicians
  • Fast response for emergencies and same-day callouts
  • Smart control integrations and multi-zone cooling
  • Transparent pricing and no hidden charges
  • 12-month workmanship guarantee

We understand the architectural quirks and planning restrictions that come with Central London properties. That’s why our installations are clean, discreet, and fully compliant.

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Air Conditioning Installations

Whether you're renovating, relocating, or upgrading, Arcas delivers high-performance AC installations across Westminster and the surrounding districts.


We install:

  • Wall-mounted split systems
  • Multi-split setups for flats and offices
  • Ducted systems for seamless, invisible comfort
  • Energy-efficient models with low running costs
  • Smart-controlled units with mobile and voice access


Our team offers free surveys and system design tailored to your space — ideal for compact Soho apartments or expansive Marylebone townhouses.

Air Conditioning Repair & Maintenance

Experiencing performance issues or a system breakdown? Our AC technicians in London are available for urgent repairs and scheduled servicing:


  • Fast diagnostics and fault-finding
  • Genuine parts for all major brands
  • Preventative maintenance plans
  • Emergency repair service available 7 days a week

Stay cool and stress-free with a local team that responds quickly and works efficiently — with minimal disruption to your property or business.

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A man wearing a mask is cleaning an air conditioner with a towel.

Air Conditioning Cleaning

Keep your air clean, your system running efficiently, and your energy bills low with professional AC cleaning:


  • Filter replacements and deep cleaning
  • Coil and duct cleaning for better airflow
  • Mould, dust, and bacteria removal
  • Improved air quality in bedrooms, offices, and shared spaces


If your aircon in London is underperforming or giving off odours, book a cleaning service to restore its efficiency and lifespan.

Domestic & Commercial Air Conditioning

From small flats in Fitzrovia to large commercial spaces in Holborn, Arcas provides bespoke climate control solutions across all property types:

Residential AC

  • Quiet, low-profile systems for bedrooms and lounges
  • Zoned control for smarter comfort
  • Smart home integrations

Commercial AC

  • Office, retail, clinic, and restaurant solutions
  • Compliance with safety and building regulations
  • Scalable systems for long-term performance

Book a Local AC Technician Today

From installation to aftercare, Arcas Air Conditioning is your trusted partner for air conditioning in London. Whether you need help with a smart upgrade, an emergency fix, or a full commercial installation — we’re here to help.

Air Conditioning Brands We Work With