Sussex Air Conditioning & Ventilation Services

Ernest Air Cooling provides expert air conditioning installation, ventilation solutions, and MVHR systems tailored for homes and businesses throughout Brighton, Worthing, and all of Sussex.

★★★★★ 5.0/5 on Google reviews

Call us: 01273 455584

Your Trusted HVAC Partner in Sussex Since 2005

We are a dedicated team of F-Gas certified technicians committed to delivering top-quality cooling and ventilation solutions. With over 25 years of experience and a passion for excellence, we ensure that every air conditioning project across Sussex is executed with precision and care.

✓ 5-Year Workmanship Guarantee

✓ F-Gas Certified Engineers

✓ Fully Insured Service

✓ Refcom Member

Creating Energy-Efficient Comfortable Environments

Our mission is to create comfortable, energy-efficient environments for your Sussex home, business, or industrial facility. From installation to maintenance, our comprehensive air conditioning and ventilation services ensure your systems perform optimally year-round with maximum efficiency.

We Install and Service Premium Brands

We are certified installers for the industry's most trusted brands in air conditioning and ventilation.

Comprehensive Air Conditioning Solutions

Residential Air Conditioning

Create the perfect indoor climate in your Sussex home with our energy-efficient Daikin and Mitsubishi Electric residential air conditioning systems. We offer quiet, discreet units that complement your home's aesthetic.

Commercial HVAC Systems

Keep your customers and employees comfortable with our Toshiba and Mitsubishi commercial air conditioning solutions. From retail spaces to offices across Sussex, we design systems that meet your specific needs.

MVHR Installation

Improve indoor air quality while reducing energy costs with our Nuaire and Vent-Axia Mechanical Ventilation with Heat Recovery systems, perfect for modern, well-insulated Sussex properties.

Maintenance & Support

Ensure your systems run efficiently with our comprehensive maintenance packages. Our Sussex-based technicians provide prompt, professional service to extend the life of your equipment.

Specialist Installation Services

Garden Offices & Summer Houses

Specialized air conditioning solutions for garden offices and summer houses, ensuring your workspace remains comfortable year-round without overheating in summer.

Wine Cellars & Humidity Control

Precision climate systems for wine cellars and storage rooms with specialized humidity control technology, maintaining the optimal 60-70% humidity and 11-14°C temperature required for proper wine preservation.

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What Our Customers Say

★★★★★

5.0/5 on Google reviews

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★★★★★ Sandor Roberts

"Tim was brilliant from start to finish and almost felt like your best mate was helping you out/doing the job. I highly recommend!"

★★★★★ Nick March

"From initial phone call to finalising the installation, Tim was great at installing my new air conditioning system. Professional throughout."

★★★★★ Phillip Redwood

"We had a MVHR system installed providing fresh air to four bedrooms in our house. The installation was challenging but Tim found solutions to every problem!"

★★★★★ Magda Jagiela

"Needed to have the AC installed in the business premises and was very lucky to have found Tim. From the initial site visit, he was professional, knowledgeable and provided excellent service."

★★★★★ Bill Webb

"From first phone contact and initial site visit, to answering my many questions and helping me decide on the various options, Tim was excellent. The installation was completed on schedule with minimal disruption."

Recent Air Conditioning Projects in Sussex

Take a look at some of our recent installations across Sussex

Wine cellar humidity control system in Sussex

Wine Cellar Climate System in Hove

Complete humidity and temperature control solution for a private wine collection, maintaining optimal storage conditions year-round.

♦ Precision Humidity Control ♦ Stable 13°C & 65% RH

View Project →

Garden office air conditioning installation in Lancing

Garden Office Air Conditioning in Lancing

Complete Mitsubishi mini-split system installation for a contemporary garden office, providing year-round comfort for remote working.

♦ Mitsubishi MSZ-AP Series ♦ Whisper Quiet Operation

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Air Conditioning Experts Serving Sussex Since 2005

We provide our expert air conditioning, MVHR, and ventilation services throughout Sussex including Brighton, Hove, Worthing, Lancing, Shoreham-by-Sea, Portslade, Southwick, Crawley, and the wider South East region.

Brighton

Premium air conditioning solutions for Brighton homes and businesses.

Hove

Trusted ventilation and cooling services throughout Hove.

Worthing

Expert MVHR and air conditioning installation in Worthing.

Lancing

Comprehensive cooling solutions for Lancing properties.

Shoreham-by-Sea

Local air conditioning specialists based in Shoreham.

Portslade

Energy-efficient ventilation systems for Portslade.

Southwick

Reliable cooling solutions throughout Southwick.

Crawley

Professional air conditioning services for Crawley businesses.

South East

Covering the entire South East with quality HVAC solutions.

Frequently Asked Questions About Air Conditioning in Sussex

How much does air conditioning installation cost in Sussex?

Air conditioning installation costs in Sussex typically range from £1,000 for a basic single room system to £5,000+ for multi-room solutions. We provide free, no-obligation quotes tailored to your specific requirements.

Do I need planning permission for air conditioning in Sussex?

Most domestic air conditioning installations in Sussex don't require planning permission, but there are exceptions for listed buildings or conservation areas. Our experts can advise on your specific situation during our initial consultation.

How energy-efficient are modern air conditioning systems?

Modern air conditioning systems from Daikin, Mitsubishi Electric, and Toshiba are highly energy-efficient, with SEER ratings of 6.0 or higher. We specialize in A+++ rated systems that can reduce energy consumption by up to 50% compared to older models.

What maintenance does an air conditioning system need?

Air conditioning systems should be professionally serviced annually to ensure optimal performance. Our maintenance packages include filter cleaning, refrigerant checks, and full system inspections to extend the lifespan of your equipment.

Can air conditioning be installed in a garden office or summer house?

Yes, we specialize in air conditioning for garden offices and summer houses. These spaces often overheat in summer due to large windows and insulation. We install compact wall-mounted systems that provide efficient cooling in summer and heating in winter, making your garden workspace comfortable year-round.

What humidity control options are available for wine cellars?

For wine cellars, we install specialized climate control systems with integrated humidity management. These systems maintain precise temperature (typically 11-14°C) and actively control humidity levels (60-70%) to prevent cork drying, mold growth, and label damage. Our solutions include dedicated humidifiers/dehumidifiers paired with sophisticated sensors for consistent conditions that protect your wine collection's value and integrity.

Staying Cool Under Pressure!