HVAC Variable Frequency Drive Market to Reach USD 3.99 Billion by 2027; Rising Construction & Building Sector to Favor Growth: Fortune Business Insights™ Pune, India, Feb. 18, 2021 (GLOBE NEWSWIRE) -- The global HVAC variable frequency drive market size is expected to gain momentum by reaching USD 3.99 billion while exhibiting a CAGR of 5.8% between...