Maybe the apprentice did that row
I 'm assuming those planks weren't supposed to go in that direction?
I assume there is also quite a dip in the subfloor, looking at the size of the gap between the wood and the door frame
Looks like it may have expanded and with that being the shortest length, it would also be the weakest point,you could try checking the expansion...
Uzin rr620 might be an option
You could possibly try something like Bona mega or traffic lacquer, using their primer first might seal the wood before the finish goes on, but...
Could it have possibly had a primer on it that's coloured it?
I know quickstep is more expensive, but pretty much everyone on here would recommend it, after already losing money on one floor, it might be...
I think you could still get a stairrods Ali wrap nosing to fit on
Is it click or glue down lvt?
Is it a square step?
Not sure if it's the same place Brian king did an interview with on his YouTube channel
Just looked again, i could have sworn when i looked at it yesterday, it said it was in Liverpool, i think I'm losing my marbles
Surprised you haven't heard of them, they're not far from you
Quickstep state an expansion gap of minimum 2mm is necessary and that is everywhere, including doorways more if it's going to be exposed to heat...
Possibly done a rough job with the feather when they tried to blend it in and not rubbed it down
Unfortunately, tarkett and the flooring shop are right, quickstep make a specific underlay for areas exposed to heat,so they won't guarantee it,...
What was the name of the underlay you used?
Do you have any photos
Possibly jatoba