Oh dear, I would want a pipe or some kind of lined drainage channel for that. I wouldn't want water getting under my patio like that.
I'm not entirely sure how one earth they have got them to not set as rocking paving is usually from when they use blobs of cement rather than a bed.
Dave
I'm not entirely sure how one earth they have got them to not set as rocking paving is usually from when they use blobs of cement rather than a bed.
Dave