Project portfolio STS Ref-Air is proud of several large scale projects completed for customers.http://www.stsrefair.co.za/angolanfishing-industry/http://www.stsrefair.co.za/tacoma-foods/http://www.stsrefair.co.za/projectsice-factory/http://www.stsrefair.co.za/ariamsvlei/http://www.stsrefair.co.za/mpumalanga-tube-ice/