It shouldn’t do. Most companies will do all the interior work first, and the last job to do will be creating the opening from the house to the conversion. A reputable company will make sure they cause as little disruption as possible during this time.
Taynuilt
Taynuilt is a large town in Argyll as well as Bute, Scotland located at the western entry to the narrow Pass of Brander. The village is located on the River Nant about a kilometre before the river streams into Loch Etive at Airds Bay. This is just to the west of a narrowing of the loch down to regarding 200m. The bigger River Awe passes about 1 kilometres to the eastern of the town as well as signs up with the loch simply to the eastern of the narrow point. The West Highland Line and also A85 road pass through the town.