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SubscribeNext Day Air & Heating is a family-owned HVAC company serving homes and businesses throughout California and beyond, with locations in Cotati, Modesto, Fresno, and Oakley, CA, as well as Post Falls, ID. Their expert team is dedicated to keeping comfort systems running efficiently year-round, offering fast and dependable service backed by strong customer reviews and a reputation for trustworthiness. The company offers a comprehensive range of HVAC services including air conditioning installation and repair, heating system service, indoor air quality solutions, and water heater services. One of their most popular offerings is a $29 furnace tune-up or diagnostic fee, making professional HVAC maintenance accessible and affordable for all customers. Technicians inspect, clean, and optimize systems to prevent breakdowns and lower energy costs. Next Day Air & Heating prides itself on rapid response times — if your furnace or air conditioner isn't working, they'll send a technician to your home quickly to evaluate the problem and provide the best solution. Their 24-hour emergency services ensure that customers are never left without help, no matter the time of day or night. Licensed in California (License #950046) and Idaho (License #074269), Next Day Air & Heating has grown from its Bay Area roots to serve a wide regional footprint. Their family-owned approach emphasizes kindness, transparency, and quality workmanship, earning them loyal customers and glowing testimonials across all their service areas.
The customer service from Next Day Air and Heating was exceptional. Every aspect of the experience was outstanding. It's clear that each team member cares deeply about their clients, treating them like family. The technician, Rohan, did an excellent job explaining the process and making it easy. The response was fast, the team was easy to work with, and they were honest. Simply the best service.
Next Day Air & Heating did an excellent job installing my new furnace. Aaron and Stefan were both hardworking, professional, and took the time to educate me on how to operate the furnace. They were also very friendly and pleasant to work with.
I am incredibly grateful for the exceptional work completed by Kailen and their installation team. They skillfully removed our outdated heating and ductwork system and seamlessly installed a sophisticated new climate control solution. The entire process was handled with remarkable professionalism and efficiency. Every team member demonstrated exceptional skill, diligence, and courtesy, committed to ensuring our complete satisfaction. We were impressed by their punctuality, cleanliness, and comprehensive training on the new system. We are thoroughly delighted with the enhanced efficiency and comfort provided by the new equipment, as well as the outstanding service from the company.
The team at Next Day Air and Heating was responsive and professional. I needed to have all my ducts replaced due to mice damage. They arrived quickly, assessed my system, and suggested ways to improve the heating and airflow. Their pricing was fair, and they explained everything in detail before the work began. I appreciated their feature that lets you track the technician's location. The installation crew was highly professional and efficient. I would highly recommend their services.
I had been living in a freezing house for years and finally decided to address the issue. I found Next Day Air and Heating on Nextdoor, and they had great reviews. Dustin came the next day, walked through the house, and recommended a heat pump. He was friendly and knowledgeable. After I signed the contract, Kai and Jesse arrived within a week and had my house perfectly warm within two days. Kai and Jesse were fantastic - they were respectful, greeted me warmly, worked hard, and left the place clean and tidy. I highly recommend these professional and capable technicians.