For years, American Service Alliance had been delivering high-quality plumbing, HVAC, ductwork, appliances, and electrical services to customers in National City and the surrounding areas. Services: -HVAC Services Heating Services Air Conditioning Services Emergency HVAC Services -Appliance Repairs Refrigeration Appliances Cooking Appliances Laundry Appliances -Plumbing Service Sewer Line Services Bathroom Installation and Repair Services Plumbing Fixture Installation & Repairs Water Leak Detection and Inspections Water Filtration System... read full review »