Alpha Air Systems Inc. is a Norwalk, Connecticut family owned hvac contractor company. Since 1995 Alpha Air Systems Inc. has established an air conditioning contractor division, offered hvac contract. Established on June 13, 1995, Alpha Air Systems Inc brings the best heating, cooling and refrigeration services the HVAC industry has to offer to our residential and commercial clients. As a comprehensive service provider, we strive to give you the total package: great service, great prices and great quality work.' 'Clean air and comfortable indoor.