These are 5 grouting mistakes the pros always notice, and how you can avoid them for a high-end finish

Traditional bathroom sink with blue patterned wall tiles and plain white wall tiles .

Small but mighty, humble grouting can make or break your tiling finish, and the pros are always quick to spot these bloopers.

Everything from your choice of grout to the way in which it is applied will have a massive effect on the final look of your tiled surfaces – so it pays to be aware of the top grouting mistakes to avoid when carrying out this all-important finishing touch.

Here, with the help of some home improvement experts, we explain the mistakes most commonly made by DIYers when grouting so that you can be confident that you know how to grout tiles you'll feel proud of once finished.