Day & Night is a full-service air conditioning, heating and plumbing company in Phoenix, Arizona. We offer replacement, service and maintenance for all your air conditioning, heating and plumbing needs. Since 1978, Day & Night has been the leading provider of outstanding service and long lasting quality work. We believe in doing things the old fashioned way. Our company was built from the ground up, laying a solid foundation focused on providing premium quality with a smile. Every employee is part of the family and is empowered to make a difference in our customers' day by making sure they are happy and satisfied. Our employees are not just HVAC technicians and plumbers, they are skilled tradesmen that are highly qualified and experienced to provide the highest quality of service. Our tradesmen are continually being educated on new and improved technology to provide our customers with the best results. Remember, The Difference is Day & Night!