Questions about: egress

I have a basement with a partially finished bedroom (currently used as storage) on one side, a gas furnace and tankless water heater at the foot of the staircase in the middle, and a newly finished family room and art studio on the other side. I need
The minimum height of the window is specified in code, and so is fairly standard. And is not typically influenced by the well dimensions. The bottom of the window must be within a specific height above the basement floor