Board and batten clad the set back extension, stained black.
I reckon this would work as it's already subservient to the main house so will make it look like a new addition. You will need the outside of the new windows black too of course :)
I reckon the biggest aesthetic difference you could make would be to get rid of the concrete tiles from the roof, but appreciate this is a big capital cost if they've still got a reasonable lifespan in them.
I’d love to do the roof, but it’s got a lot of life left in it. To me coloured windows are only a small step away from those fake dark wood ones back in the day.
I reckon this would work as it's already subservient to the main house so will make it look like a new addition. You will need the outside of the new windows black too of course :)
I reckon the biggest aesthetic difference you could make would be to get rid of the concrete tiles from the roof, but appreciate this is a big capital cost if they've still got a reasonable lifespan in them.