Stack Effect CalculatorChimney Shape SquareCircle Area of Flue: squarefeet.inches.centimeters. Height difference: feet.Indoor Temperature: COutdoor Temperature: CFlow Rate: CFM*.* Cubic Feet per MinuteHeat Transfer Rate: BTUH, which is about Watts.That’s enough energy lost every hour to:Run a tumble dryer for hoursLeave a hair dryer on for hoursRun a grill for hoursOr run a electric heater for hours This tool is not available on mobile devices. Please check back on desktop.
