Thanks Big-All.
It would definitely be under 300mm. Just raised enough to accommodate joists and to be level.
Just to be clear then - even if the garden is currently 100% concrete, I can only cover 50% of it with decking without getting PP? And if I am not touching the party walls I can attach...
Hi
I am fed-up with my existing garden floor. Its an old, entirely concreted, and fairly small (6m x 4m) area and just looks ugly. There's a few small cracks here and there now too.
I want a new solution (not natural grass) for an area used mostly for recreation in the summer and wondered if...