My observatory has been having a few problems. Water has been getting in at the front and has caused part of the floor to rot. In addition, the roof has caused problems ever since it was built - primarily because of the odd design by the shed builders who built it. So we considered a full rebuild, but discussions with a local carpenter/builder led instead to a rework. The work has involved rectifying the cause of the water ingress and laying a new floor where needed. But the major work ha