window restrictors on 4 upstairs windows, must not have a key or lockable.
some window handles are locked with no keys - unlock them
seal and loose handles - repair or replace
repair or replace hinges
standard 3 bed terrace house circa 85 sqm
Approx price 75 euro a pair for hinges, restrictors 20 euro each, can't put a price on opening a window because it depends what the problem is,could be a spag or could be just the handle