. New SEER Requirements & Refrigerant Requirements - Know the FACTS: Is your system efficient? In January 2006, the Department of Energy increased the minimum efficiency from 10 to 13 SEER. SEER (Seasonal Energy Efficiency Ratio) indicates the efficiencies of different types of equipment. ...

Not registered yet ? Register today. NEW - Visit our How - To Video Center. We are proud of our excellent customer ratings and of our excellent better business bureau Arating. Let us make you one of our Satisified Customers! Excellent Customer Ratings Customer Complaint History for Cornerstone Air C...

Licensed.Bonded.Insured Florida Contractors License#CAC1816647 Cornerstone Air Conditioning & Heating, Inc is a Premier Heating and Cooling company in this area. We specialize in a wide range of Heating and Cooling services including service, repair and maintenanace of all brands, and Air Condit...

Not registered yet ? Register today. NEW - Visit our How - To Video Center. We Specialize in Commercial Installation Projects & Commercial & Residential New Construction! Please call our office at 813.949.4445 or send your HVAC plans or email to cornerstoneair1@yahoo.com. Email a request for...

Licensed.Bonded.Insured Florida Contractors License#CAC1816647 Cornerstone Air Conditioning & Heating, Inc is a Premier Heating and Cooling company in this area. We specialize in a wide range of Heating and Cooling services including service, repair and maintenanace of all brands, and Air Condit...