Includes
Free annual maintainence 
Free 24/7 emergency service
Free common repairs* 
20% off all other repairs
15% off products and services
$100/year accrual toward a new system**
 
*Common repairs are determined by the technician at the time of service, as a wide variety of brands/parts can have vastly different pricing per item. What is a common repair in system may not be in another system.  
**Limited to 10 years of accrual.