Residential Heat Load Estimator

How to Estimate the size of split system Air Condioner you need for your home

Size of Split System

  1. Enter the Width of your room in Metres
  2. Enter the Length of your room in Metres


This residential heat load estimator is to be used as a basic guide to estimate the required capacity of a split system. It is assumed that the ceiling and walls are well insulated. Final calculations should be made by a qualified refrigeration technician.