Posted inBeginner Damper Blade Posted by By Aung Myat Thu January 14, 2022 ဤသင်ခန်းစာသည် member များအတွက်သာ ဖြစ်ပါသည်။ Aung Myat Thu I am founder of this website and I have working experiences 15 years + in HVAC industry. View All Posts Post navigation Previous Post Refrigeration System with CO2 (Part-2)Next PostCentrifugal Pump