Ductless Mini Split Sizing Guide: Heat Load & BTU Calculator

How to choose a ductless mini split system - BTU calculator

A ductless mini split system is an ideal way to heat and cool several areas of your home in one convenient and energy-efficient package. However, the system is only as good as the size — too big and you risk wasting power and utility bills; too small and it might not do the job sufficiently. So how do you size a mini split?

Here we’ll help you find the ideal mini split size based on the specific dimensions of the rooms that need cooling.