Day Heating Company is a family business that has been serving the Salem and surrounding areas since 1935. In following the principals that our company was founded on, we focus on providing our customers with quality and performance that will add value to their homes and comfort to their lifestyles. Our service technicians are trained to diagnose and repair most systems from oil to geothermal. Our installers are skilled in detailed sheet metal fabrication & installation. Our salesmen are experts in computerized building assessment calculation and system design. Collectively we possess the expertise to provide and maintain our customer's heating, air conditioning, and ventilation needs. Working with homes, small businesses, entire office buildings or an industrial complex - from the most complex design/build installation to routine service and maintenance - we have the tools, the people, and the products to provide our customers with quality systems that fit their unique needs.