Generally speaking, a 6kW heat pump will heat between a 35 to 45 sqm size room. However, there are a number of factors that may affect this, such as local winter ambient, which way your windows are facing and whether or not your ceiling is insulated.
Feel free to use the General Assist Tool (formerly Fujitsu General Assist), to get a rough guide of which unit will suit your room size requirements. However, it's always best to get a licensed technician to come and measure your room size to make sure you get the correctly sized unit for your home. Find a trusted specialist through our find a stockist page.