Aron - thanks. I will check this out with the guy who fitted them. He didn't leave that large an expansion gap - we did debate this at the time but he said solid wood didn't need one...so in some places there is a 5mm gap and some none at all. There is a gap in the places where the floor is...
I would be grateful for your help here.
When I bought my house I had solid wood flooring fitted on the ground floor. However, it has warped repeatedly. I don't know what has caused it or how to fix it. Here's the info:
Homebase parawood solid wood flooring laid onto concrete floor. We used...