Comprehensive Heating, Ventilation & Air Conditioning Installation and Repair Services in Guelph. At Aire Serv of Greater Guelph, we’re about providing homeowners with the chance to breathe clean, healthy, and comfortable air. Having a high-performing heating and air conditioning system is a vital to every homeowner’s peace of mind. That’s why Aire Serv’s professional AC and heater experts provide our clients with a full range of services to make sure their home ventilation systems are operating at peak capacity for a long time to come. We’re not about questionable quick fixes at Aire Serv of Greater Guelph. We’re committed to excellent, effective, and long-lasting repairs that keep your AC or heater system running perfectly. That’s why our clients choose us again and again—we provide state-of-the-art units and perform high-quality repairs with only the most experienced heating and cooling experts in the Guelph region. Their work ensures that your family enjoys comfortable temperatures and you pay less energy costs year-round. Aire Serv of Greater Guelph’s clients can truly “breathe easy,” knowing their heating, ventilating, and air conditioning (HVAC) systems have passed our own rigorous standards—backed by our numerous guarantees! Whether it’s heater repair and maintenance, air-conditioner repair and maintenance, or replacement/installation for all equipment, all of our replacement systems come with a system assurance guarantee, which means your parts and labor are covered 12 months to 10 years (depending on the system you choose). Our full-service team is dedicated to making your lives better, and improving the air you breathe is one of the most fundamental ways to help you lead a happier, healthier life. Your air affects your health, your mood, your outlook, and your sleep. Our team is devoted to improving all of these things with high-quality, premium HVAC repair, maintenance, and installation.