More substantial residential structures However will get away with employing a Substantially milder HVAC system *(1000 sf / 350sf/ton = 3 tons) Under Now we have put with each other a rough guideline to the amount of air differing types of buildings will need: Effectiveness cookies: cookies collecting statistics about https://controltechme.com/hvac-companies-in-uae-dubai-ahu-fahu-chiller/