> In a house I own in Melbourne, Australia Same, and we have just implemented 2 x 7.1kw units along with about 7kwh solar panels. Our heating costs have plumme

> In a house I own in Melbourne, Australia Same, and we have just implemented 2 x 7.1kw units along with about 7kwh solar panels. Our heating costs have plummeted and we can survive on days like today (17th Jan) with minimal impact to our comfort. We are looking at changing water heating next as this is now the biggest part of our utility usage.