Commercial HVAC System Market Size, Share & Industry Analysis, By Product Type (Heating Equipment {Boilers, Heat Pumps, Furnaces, and Unit Heaters}, Cooling Equipment {Unitary AC, VRF Systems, Chillers, Room AC, & Coolers and Cooling Towers}, and Ventilation Equipment {Air-Handling Units, Air Filters & Purifiers, & Ventilation Fans}), By Capacity (Up to 10 Tons, 10 to 25 Tons, & Above 25 Tons), By Application (Office Buildings, Retail Spaces, Hospitality, Healthcare, Education, Transportation & Public Venues, and Government & Institutional Buildings), and Regional Forecast, 2026-2034