DB Sales and Service is a prominent provider of high-efficiency HVAC and boiler equipment, offering both supply and servicing options. As a manufacturer's representative and factory-authorized service provider, we specialize in boilers, industrial equipment, HVAC, and plumbing products throughout Southern California. DB Sales is the perfect partner for organizations in the region looking to lower energy expenses and meet state and local emission standards for new and retrofitted boilers, high-efficiency chillers, air handlers, industrial equipment, and HVAC and plumbing systems.