A-Chill Air – Air Conditioning & Refrigeration
Stay Cool in Summer.
Warm in Winter.
Expert Air Conditioning Contractor In Mayo
With 20+ years experience, A-Chill Air – Air Conditioning & Refrigeration is Mayo’s air conditioning and refrigeration specialist, bringing the latest Heating and cooling technology in Air Conditioning, Refrigeration, Ventilation, and Air-To-Air Heat Pumps to domestic, commercial and industrial customers. we install energy-efficient systems built to last, and are F-GAS and SEAI certified for peace of mind, and work with premium brands like Mitsubishi Electric and Daikin to give you reliable, fast, and local service you can rely on.
F-GAS and SEAI Registered Air Conditioning & Refrigeration Engineers
Your Trusted & Experienced HVAC Contractor
Commercial Refrigeration Supplier
Get a FREE Quote
A-Chill Air – Air Conditioning & Refrigeration
Stay Cool in Summer.
Warm in Winter.
Expert Air Conditioning Contractor In Mayo
With 20+ years experience, A-Chill Air – Air Conditioning & Refrigeration is Mayo’s air conditioning and refrigeration specialist, bringing the latest Heating and cooling technology in Air Conditioning, Refrigeration, Ventilation, and Air-To-Air Heat Pumps to domestic, commercial and industrial customers. we install energy-efficient systems built to last, and are F-GAS and SEAI certified for peace of mind, and work with premium brands like Mitsubishi Electric and Daikin to give you reliable, fast, and local service you can rely on.
F-GAS and SEAI Registered Air Conditioning & Refrigeration Engineers
Your Trusted & Experienced HVAC Contractor
Commercial Refrigeration Supplier
Get a FREE Quote
Get a FREE Quote
Air Conditioning
Perfect climate control keeping your indoor spaces comfortable.
Refrigeration
Reliable commercial cooling systems protecting your valuable inventory.
Heat Pumps
Eco-friendly heating solutions lowering your annual energy bills.
About Us
Mayo's Choice for Residential & Commercial Air Conditioning & Refrigeration
At A-Chill Air – Air Conditioning & Refrigeration, we’re your trusted Air Conditioning Contractor team, delivering reliable repairs, installations and maintenance for homes and businesses in Mayo. We keep your property comfortable all year round — cool in summer, warm in winter — with energy-efficient systems that help lower your bills and reduce your carbon footprint. Regular servicing extends the life of your equipment, prevents unexpected breakdowns and keeps your system running at peak performance, so you can relax knowing it’s in safe hands.
For over 20 years, we’ve provided professional residential air conditioning, commercial air conditioning, ventilation services and heat pump installation and repairs solutions, alongside expert refrigeration services, full HVAC contracting, refrigeration repairs and air conditioning servicing and maintenance. Whether you need a quick repair, a full system upgrade or ongoing maintenance, we’ll recommend the right solution for your property and budget. From the first call to the finished job, our service is prompt, friendly and hassle-free, with honest advice, clear pricing and work done right the first time.
Heating & Cooling
Trusted and Professional
Residential & Commercial
Energy Efficient
Top Rated Reviews
Real People
Real Reviews
Real Results
Real jobs we've done over the past few years. People that wanted ventilation services, refrigeration services, ductless heating and cooling or renewable heating and cooling. We deliver premium solutions paired with public sector knowhow, whether you need to navigate air conditioning and refrigeration government funding programs or get in touch with local county council chambers for best practices and expert advice. From residential to commercial air conditioning and refrigeration services throughout Mayo, these are actual customers from Castlebar, Westport, Ballina, Newport and the surrounding areas that we work with every week.
Our Services
Our Air Conditioning & Refrigeration Services In Mayo
A-Chill Air – Air Conditioning & Refrigeration is your local expert Air Conditioning Contractor in Mayo specialising in residential air conditioning, commercial air conditioning, ventilation services, heat pump installation and repairs, refrigeration services and more. Whether your property needs air conditioning and refrigeration solutions for Air-to-Air Heat Pump Supply and Installation, Commercial Air Conditioning Installation, or Walk-In Freezer and Chill Room Repairs — A-Chill Air – Air Conditioning & Refrigeration are ready to help across Mayo and surrounding areas.
Cool in summer, warm in winter. Energy-efficient residential air conditioning systems supplied, installed and serviced throughout Mayo.
Reliable cooling and heating air conditioning services for commercial offices, shops and workplaces across Mayo. Installed and maintained to keep your business comfortable year-round
Clean, fresh air for Mayo homes and businesses with our ventilation services, that are installed, balanced and maintained to run at peak efficiency.
Lower your energy bills with energy efficient heating and cooling. Expert air to air heat pump installation, repairs and servicing throughout the Mayo region.
We provide professional refrigeration services across County Mayo, supplying and fitting high-performance cold rooms, display chillers, and commercial equipment for all types of businesses
Leading air conditioning brands supplied direct to homes and businesses in Mayo, with expert advice on the right system for your space and budget.
Complete heating, ventilation and air conditioning services, from installation to ongoing maintenance for residential and commercial properties within Mayo.
Commercial refrigeration supply, installation and planned servicing for cold rooms, display units and industrial plant within the Mayo area, keeping stock safe and downtime low.
Done Right, Every Time - Our Commitment To You
"We eliminate the stress of compliance and installation, delivering certified, high-quality workmanship that keeps your property comfortable and fully protected."
Why Choose Us
Built on Trust.
Delivered by Expertise.
Minimise critical operational disruption and property discomfort through expert rapid fault diagnostics, and immediate component repairs.
Energy efficient solutions - maximize your property’s performance and lower utility bills through our certified system upgrades, comprehensive power optimization, and official SEAI grant compliance documentation.
Save on energy bills - drastically reduce your monthly operational costs and utility overhead through our high-efficiency retrofits, precision climate management, and optimised system power consumption.
Critical response Times
Specialists delivering immediate repairs and emergency system recovery.
Energy Efficient
Certified systems optimized to maximize performance while minimizing power consumption
Save on Energy Bills
Lower your monthly utility costs with our high-efficiency upgrades
Certified Standards.
Trusted Service.
Prevent costly downtime - protect your critical assets and maintain seamless daily operations through our responsive emergency repairs, proactive preventative maintenance, and rapid system fault diagnostics.
F-Gas legal compliance - stay fully compliant with current and future regulations through our certified leak testing, comprehensive refrigerant logbooks, and official recovery documentation.
We are fully SEAI registered, which means your project is completed to certified national standards and qualifies for available government funding.
Precision in Every Project. Excellence in Every Detail.
"As fully SEAI registered and F-Gas certified specialists, we combine meticulous workmanship with strict compliance to guarantee flawless installations every time."
system reliability
Certified systems optimised to maximize performance while minimising power consumption
SEAI Registered
Registered efficiency specialists delivering maximum grant funding and compliant installations
F-Gas Certified
Certified safety specialists delivering fully compliant testing and refrigerant management.
Trusted By Top Brands
Premium Quality. Premium Service.
We proudly provide air conditioning and refrigeration services like Residential Air Conditioning, Commercial Air Conditioning, Ventilation Services, and more from industry-leading manufacturers like Mitsubishi Electric, Daikin, LG and more. By working with these high-quality sectors, brands and other trusted suppliers, A-Chill Air – Air Conditioning & Refrigeration guarantees that every air conditioning and refrigeration solution meets the highest performance standards for your home or business.
Our Process
How It All Works
01
Call Us To Get A Free Quotation Specific to Your Needs
Contact us for a free quotation and to book a call out to talk about your air conditioning and refrigeration issue with one of our expert technicians
02
Professional Building Assessment
Our team will assess your property in person and provide a transparent quote. We offer straightforward, honest pricing completely free of technical jargon.
03
Quality-Assured Installation Process
We take care of the entire process from beginning to end. Our skilled technicians guarantee premium-quality results that fully comply with rigorous industry standards.
04
Commissioning, Payment and Review
Final steps include testing and verifying your system prior to activation. We confirm you are satisfied with our work and only then we take payment. If you are happy with your experience, sharing a quick review is highly appreciated
Happy Reviews From Our Customers
"Amazing Work and Service, I Would Highly Recommend A-Chill Air – Air Conditioning & Refrigeration"
Choose A-Chill Air – Air Conditioning & Refrigeration for Residential Air Conditioning, Commercial Air Conditioning, Ventilation Services and more across Mayo and surrounding areas. We have been doing this for over 20+ years, and we treat every property with the same respect we would give our own. Call now for a free quote — we will tell you honestly what needs doing and what it will cost. No messing about, no surprises.
FAQ
Frequently Asked Questions
Find answers to your most common questions about the air conditioning and refrigeration services we provide. We believe in complete transparency and want you to feel fully informed before we begin working together. If you cannot find the specific information you need below, please reach out to our team directly.
How much does it cost to install air conditioning in a home in Mayo ?
For most Mayo homes, fitting air conditioning in a single room typically costs between €1,500 and €3,500. A system covering several rooms usually comes in between €4,000 and €8,000, and whole-house setups go higher. That’s a wide range, and there are good reasons for it. The first is the unit itself. A small bedroom needs far less power than a big open-plan kitchen or a sunny sitting room, and the bigger the unit, the higher the price. Brand and model play a part too, with quieter, more efficient models costing a bit more up front. The second is the fitting. Every system has an indoor unit on the wall and an outdoor unit outside, joined by copper pipes and a cable. The further apart the two units sit, the more pipework and labour the job needs. Thick stone walls, common in older houses around the county, need core drilling, which means making a clean, round hole with a specialist drill. That takes longer than going through a modern block wall. The third is the electrics. Some homes need a new dedicated circuit run from the fuse board to power the unit safely. A proper survey also makes sure the unit is sized correctly, which matters as much as the price. Too small and it struggles; too big and it wastes power. Because every house in County Mayo is laid out differently, it’s worth a quick call to price it properly for your home.
Is air conditioning worth it in an Irish home ?
For a lot of Irish homes, air conditioning is well worth it, mainly because a modern system heats as well as cools. It’s useful all year round rather than for a handful of warm weeks. People often think of air con as a luxury for hot countries, but homes built and renovated in Ireland now are far better insulated than they used to be. That’s great in winter, but it means heat gets trapped on sunny days. South-facing bedrooms, attic conversions, sunrooms, kitchen extensions with large glass doors, and home offices full of computers overheat first, and they can be hard to sleep or work in. In winter, the same unit switches to heating. It works as an air-to-air heat pump, drawing warmth from the outside air and blowing it into the room, which is an efficient way to heat a space quickly. Many homeowners in Mayo now see it as a heating upgrade with cooling included, rather than the other way around. There are other benefits too. Most units have a dry mode that pulls moisture from the air, which is handy in the damp west of Ireland climate, and filters that catch dust. It’s harder to justify in a cool, north-facing room in a house that’s already comfortable and cheap to heat. If you’re unsure, a quick survey of the room will tell you honestly whether it’s worth doing.
Can an air conditioning unit heat a room as well as cool it ?
Almost every modern wall-mounted air conditioning unit can heat a room as well as cool it. You simply switch modes on the remote. In cooling mode, the system takes heat out of the room and releases it outside. In heating mode, it runs in reverse: it draws warmth from the outside air, even on a cold day, and blows it into the room. A system working this way is called an air-to-air heat pump. It’s the same equipment, just used both ways. People are often surprised that cold outdoor air still holds useful heat, but modern units are designed to keep working well into low temperatures. The mild, damp winters in the west of Ireland suit them, and they warm a room quickly because they heat the air directly rather than waiting for radiators to warm up. There are a couple of things it won’t do. It doesn’t heat your hot water, and it doesn’t connect to radiators or underfloor heating. Those jobs need a different type of system called air-to-water. An air-to-air unit heats the room it’s in, so for several rooms you’d need either one unit per room or a multi-split system, where several indoor units share one outdoor unit. If you mainly want the unit for heating, mention that at the survey, because it can affect which model and size we recommend for your home in Mayo.
How much does air conditioning cost to run ?
Running a typical home air conditioning unit usually costs between 5c and 40c an hour, depending on how hard it’s working. The range is wide because several things push the figure up or down. Size is the first. A small bedroom unit uses far less electricity than a large unit heating or cooling an open-plan space. The weather is the second. On a mild day, the unit just ticks over to hold the temperature. On a very hot or very cold day, it works harder and uses more. The room itself matters too. A well-insulated room with decent windows holds its temperature, so the unit can ease off, while a draughty room or one with a lot of glass keeps it working. Then there’s your electricity tariff, which varies from one supplier and plan to the next. Modern units use what’s called inverter technology. The unit slows itself down once the room reaches the set temperature, rather than switching fully on and off, which makes a big difference to running costs compared with older models. A few habits help as well: keep the filters clean, pick a steady temperature and leave it there, and close doors and windows while the unit is running. The real figure depends on your room, your unit and your tariff, so it’s worth a quick call to talk through what to expect for your home in Mayo.
How long does it take to install air conditioning in a house?
Residential air conditioning for a single room is usually fitted in a day, often in just a few hours. A multi-room system tends to take one to three days. Before any of that, there’s a survey. We look at the size of the room, how much sun it gets, where the indoor and outdoor units can go, and whether your electrics need a new circuit. That visit is what lets us give you a clear idea of how long your job will take. On the day, the outdoor unit goes on a wall bracket or a base, usually at the side or back of the house. A hole is drilled through the wall for the pipes, and the indoor unit is mounted high on the wall. The copper pipes, cable and drain run between the two units, finished neatly in trunking where they’re on show. A few things add time. Thick stone walls, common in older homes around Mayo, need core drilling, and long pipe runs between floors take longer to route neatly. New electrical work adds time too. The last step matters most. Connecting the refrigerant gas must be done by an F-Gas certified installer, who pressure tests the system to make sure there are no leaks. Once it’s running, we show you how to use the heating and cooling settings and clean the filters, and we register your warranty. We’re F-Gas certified and a registered SEAI installer, and we look after homes right across County Mayo.
How much does commercial air conditioning cost?
Installing air conditioning in commercial premises can cost anywhere between €3,000 and €30,000, depending on the size and type of business. The range is wide because commercial jobs vary more than any other kind. A small shop or office might only need one or two wall-mounted or ceiling units. A bar, restaurant, gym or open-plan workplace may need a larger system covering several areas, each with its own control. Several things decide the price. Floor space is the obvious one, but the heat inside the building matters just as much. Busy customers, kitchen equipment, fridges, computers and big shop windows all add heat the system has to deal with. Ceiling height and type affect which units can be fitted. Ceiling cassettes, which sit flush in a suspended ceiling and spread air in four directions, are common in shops and offices. Pipe runs, roof or wall access for the outdoor units, and the electrical supply all play a part too. Then there’s timing. Work often has to fit around your opening hours so you’re not closed for days, and we work six days a week from early morning into the evening, which helps with that. As with homes, commercial systems heat as well as cool, so staff and customers are comfortable all year. Because no two premises are the same, a site visit is needed to price it properly for your business in County Mayo.
How much does a refrigeration repair cost?
Most repairs to commercial fridges, freezers and cold rooms come in between €100 and €600, depending on what the fault turns out to be. The call-out and diagnosis make up the first part of that, and the rest depends on the fix. At the lower end are the simple jobs: a torn door seal letting warm air in, a blocked drain line causing water to pool, or a condenser so clogged with dust and grease that the unit can’t get rid of heat. These are often sorted in one visit and can make a noticeable difference to running costs. Further up are repairs that need parts or gas work. A refrigerant gas leak has to be found and repaired, and the system refilled, by an F-Gas certified engineer. A failed fan motor, a faulty thermostat or controller, or a broken defrost part will cost more, depending on the part and the make of the unit. In a cold room, ice building up on the fan unit inside often points to a defrost fault. The most expensive fault is a compressor failure. On older equipment, that’s usually the point where replacing the unit makes more sense than repairing it, and an honest engineer will tell you so. Age, brand and access all affect the final figure, especially for units built into a counter, a back bar or a cold room wall. Because of that, it’s worth a quick call to price it properly for your business in Mayo.
How much does an air-to-air heat pump cost in Ireland?
An air-to-air heat pump typically costs between €1,500 and €3,500 to heat and cool a single room. Covering a whole house usually runs between €6,000 and €12,000, depending on the job. The number of rooms is the biggest factor. Each room gets its own indoor unit on the wall, so a three-bedroom house with a sitting room and kitchen will cost more than covering two or three rooms. The second is the outdoor side. Depending on the layout, one outdoor unit may be able to serve several rooms, or the house may need two. Long pipe runs between upstairs bedrooms and the outdoor unit add materials and labour. The third is the house itself. Insulation decides how much heating power each room needs, and older stone houses often need more drilling, longer runs of trunking and sometimes electrical upgrades. It’s worth knowing what you get for that money. An air-to-air system heats and cools the air in each room directly through wall-mounted units. It doesn’t run radiators or underfloor heating, and it doesn’t heat your hot water, so your immersion or existing system still looks after that. For many homes in Mayo moving away from oil or storage heaters, it’s a practical way to heat every room and keep them cool in summer. Because every house is different, it’s worth a quick call to price it properly for your home.
Why is my heat pump not heating properly?
When an air-to-air heat pump stops heating properly, the cause is usually a setting, a blocked filter, a problem at the outdoor unit or a fault inside the system. Most repairs come in between €100 and €500. Start with the remote. Check that it’s on “heat” rather than “cool”, “dry” or “fan”, and that the set temperature is above the room temperature. Then open the front panel and check the filters. Clogged filters choke the airflow and the room never warms up properly. Next, look at the outdoor unit. In cold, damp weather it’s normal for it to stop heating for a few minutes now and then to melt ice off itself, and you may even see steam rising from it. That’s the defrost cycle, and it isn’t a fault. But if the unit is caked in ice that never clears, or it’s blocked by leaves or things stacked against it, it can’t do its job. If those checks are fine and the room stays cold, the problem is likely inside the system: a refrigerant gas leak, a faulty sensor, a fan motor or the circuit board. Gas work legally needs an F-Gas certified engineer, so it’s not one to try yourself. The repair cost depends on the fault, the age of the unit and how easy parts are to get for that brand. It’s worth a quick call to price it properly for your system in Mayo.
What does an HVAC contractor do?
An HVAC contractor installs, repairs and maintains heating, ventilation and air conditioning: the systems that keep a building at a comfortable temperature with fresh air moving through it. Whether you need one depends on the job you have in mind. For most homes, HVAC work means wall-mounted air conditioning and air-to-air heat pumps, which heat and cool rooms directly. For businesses, it can stretch to ceiling cassettes, larger multi-zone systems, and refrigeration for kitchens, bars and shops. The terms overlap a lot. An HVAC contractor, an air conditioning contractor and a heat pump installer can all be the same business, so the name on the van matters less than what they actually fit and whether they’re qualified to do it. The key thing to check is F-Gas certification, because anyone handling refrigerant gas, in air conditioning, heat pumps or refrigeration, is legally required to hold it. It’s also worth asking what a contractor doesn’t do. Some HVAC businesses focus on water-based heating with radiators and hot water cylinders; others, like us, focus on air-to-air systems and refrigeration. Knowing that up front saves you time. If you have a room that’s too hot or too cold, an old system that keeps letting you down, or a business that needs better climate control, an F-Gas certified HVAC contractor based in County Mayo is the right person to call. We’re also a registered SEAI installer.
Can I buy an air conditioning unit and get someone to install it?
You can buy a unit yourself and have it fitted, but buying from an air conditioning system supplier who installs it too is usually simpler, safer and better value in the long run. The main reason is the law. A split system has to be connected by an F-Gas certified installer, so you’ll need one either way. Some installers won’t fit a unit someone else bought, or won’t stand over it if it goes wrong, because they don’t know whether it’s the right size or whether it was stored and handled properly. The warranty is the second reason. Manufacturers often expect the system to be fitted by a certified installer for the warranty to stand. When one business supplies and fits the unit, they register the warranty, stand over the whole job, and you have one number to ring if anything goes wrong. Sizing is the third. A unit bought online without a survey is often too small for a sunny room or too big for a bedroom. A supplier who fits the system checks the room first, then matches the model to it, choosing from the main brands such as Mitsubishi, Toshiba, LG and Samsung. As a guide, a single-room system supplied and fitted typically costs between €1,500 and €3,500, depending on the unit size, the brand and the fitting work involved. Since the right model depends on your space, it’s worth a quick call to price it properly for your home or business in Mayo.
How much does a cold room cost?
A walk-in cold room typically costs between €5,000 and €30,000 supplied and installed, depending on its size, what it’s storing and the site it’s going into. Size is the biggest factor. A small chilled room for a pub, shop or café sits toward the lower end. A larger room for a restaurant, hotel, butcher or food producer sits higher. Temperature matters next. A chilled room holding fresh food just above freezing costs less than a freezer room, which has to hold well below zero. Freezer rooms need thicker insulated panels, a more powerful refrigeration system and often an insulated floor, and the door frames usually have heaters built in to stop the doors freezing shut. Then there’s the site. Floor levels, ceiling height, access for the panels, where the outdoor condensing unit can go and the electrical supply all affect the work involved. A room built into an existing building often takes more planning than one going into a clear space. It’s worth thinking past the purchase price too. Good door seals, strip curtains for busy doorways and an efficient refrigeration system all keep running costs down every day the room is in use. Buying from a commercial refrigeration supplier who also installs and repairs cold rooms, with F-Gas certification, means one point of contact for the life of the room. Since every site is different, a site visit is needed to price it properly for your business in Mayo.
Mayo’s air conditioning, air-to-air heat pump, ventilation and refrigeration specialists, heating and cooling homes and businesses for 20+ years. F-GAS and SEAI certified.
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