The V in HVAC, or ventilation, is the process of replacing or exchanging air within a space. This ‎provides a better quality of air indoors and involves the removal of moisture, smoke, odors, heat, ‎dust, airborne bacteria, carbon dioxide, and other gases as well as temperature control and oxygen ‎replenishment.‎https://lograno.com LOGRANO, Innovative Solutions for all HVAC Opportunities.‎