All About Refrigeration and AirconditioningSomething About MeMy self : Shailendra Shekhawat My Qualification : Diploma & ItI in Refrigeration & Air ConditioningWork Experiance : 10 years in maintenance and service of Chiller plants, Oil chiller , Panel Ac , AHU, Window Ac , Split Ac , Water cooler, fridge,Cassette Ac , DX systems and many more.https://www.amazon.in/shop/actech.com