hi, i had a carpet fitted about 2 weeks ago and have noticed a line that goes from 1 side of carpet to the other see pic, (ignoire colour camera is knackered), i first thought it wasw a pull, put it goes all the way, i have also noticed a line like this one the stairs, when the carpet was fitted it was one piece, has any one seen any thing like this or any ideas, before i go back shop and kick off
cheers