This industrial training report summarizes Kashan Ahmad Ghouri's internship at ELMEC International, an HVAC company with over 20 years of experience. During the internship, Ghouri learned about air conditioning and HVAC systems. Tasks included calculating ductwork and piping, installing HVAC components, and performing maintenance. Specifically, Ghouri calculated designs for VRF and split unit installation, learned to fabricate and insulate copper piping, and hung ductwork. The internship provided practical experience complementing Ghouri's mechanical engineering studies. In conclusion, the internship bridged theory and practice, and ELMEC distinguished itself by distributing renowned foreign HVAC brands in Pakistan.