I have just realised from my 3 quotes for heating 2 have quoted for a 28kW unit and the other a 23kW unit. How do I check what size I need? The living areas of our house are approx 18sq.
Heating, Cooling & Insulation
Re: How do I know how many kW I need for our ducted heater?2
Aug 29, 2010 10:40 pm
I've no expertise in this area but when trying to do something similar recently I found this general guide online.
http://www.dualheating.com.au/ducted-he ... system.htm
Hopefully someone with some specific professional experience can help you.