Experienced HVAC Installer. Eastergard HVAC. has been providing quality air comfort systems to the communities of Greenville and Spartanburg Counties since 1986. It is our pledge to establish trustworthy lasting relationships with our customers by providing them superior quality services. We have immediate opening for an. Experienced HVAC Installer. If you are looking for a company with a year round work, great benefits, and a culture where you c...