One Hour Air Conditioning & Heating has delivered reliable residential HVAC services to Las Vegas and surrounding areas for over 60 years. Whether you need routine maintenance to help extend the life of your system, an emergency repair, or a new system installed, you can trust our team of HVAC professionals to get the job done right the first time. 24/7 Emergency Service: Your HVAC system might not work around your schedule, but we do. Call us day or night and well get you taken care of in no time. Highly Trained & Professional Technicians: Not only are our technicians some of the best trained in the industry, but you can feel comfortable having them in your home. All of our technicians are background checked, drug tested, clean and professional. They'll never leave a mess, just a properly running HVAC system. Always On Time, Guaranteed: With all of life's day-to-day commitments, we know you don't have hours to spare. That's why were always on time, guaranteed. Comprehensive Diagnosis: Before you repair with One Hour, well do a thorough investigation into the issue and provide a comprehensive diagnosis to ensure we catch everything the first time. Trucks Stocked with Parts for Same-Day Repairs: As friendly as our technicians are, we know you don't want us to make multiple trips to repair your HVAC system. That's why we keep our trucks stocked with a variety of parts for same-day repairs. Straight-Forward Pricing Guarantee: There's no guessing game when it comes to our estimates. We pull pricing directly from our standardized Straight Forward Pricing Guide so you know you're being treated fairly. 100% Satisfaction Guarantee: We always strive to exceed our customers expectations. That's why we stand behind a 100% Satisfaction Guarantee. .