Measuring 3 Ton HVAC Capacity Through a Scoping Walkthrough Approach
https://precision-five-star-hvac.theburnward.com/accurate-load-calculation-determines-which-equipment-outlasts-the-other-by-5-years
A 3 ton HVAC unit typically cools 1,200 to 1,500 square feet, but the exact coverage depends on your home's insulation, ceiling height, window orientation, and local climate