Apartment and Condominium HVAC Services

Our engineers and master technicians have been providing professional HVAC services for multi-family apartment and condominium property managers for more than 30 years.

Economizer Repair and Quality Maintenance

Verified® patented Advanced Fault Detection Diagnostic (AFDD) software services for installation, maintenance, and repair of economizers and packaged air conditioners optimizes space cooling and heating efficiency and saves 10 to 35%.

Advanced Fault Detection Diagnostics of Refrigerant Charge and Airflow

Verified® patented AFDD software evaluates temperature split (low airflow and low capacity), heat transfer (condenser/evaporator coils), expansion devices, restrictions, non-condensables, enthalpy, refrigerant charge, and economizer outdoor airflow (US Patents 7,500,368, 8,583,384, 9,207,007 and pending patents).


Verified® provides emergency SOS HVAC Services for both residential and commercial customers.

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Proper Installation 

Verified® technicians are NATE-certified and trained on quality installation, quality maintenance and verification services to optimize energy efficiency for residential and commercial units in the field.