That was after the government grant. So it would have been a lot more than that. But my cost was 12k

We had one added and also solar and batteries all in one go. It was around £12k in total I think. Check out Octopus energy Heat pumps if you have a momnet. They are more cost effective and also 0% load for a couple of years. They are doing good things to get more people to switch over. I personally had mine before they started making theirs, but I know a few people that are happy with theirs

Where do you live? I know for a lot of people it is starting to become possible. But until the infrastructure is right, it isnt for everyone.