balusters

Hi All. I have just been told by building regulations that I will need to have a balustrade as the change in levels from my patio to the natural ground/grass is more than 600mm. In light of this, I have been looking at the various options and one option that comes to mind after spending hours...

My DH and I are complete newbies when it comes to DIY but need/want to renovate our staircase. I am doing some research about what we want to change and how. However, I am having a bit of a dilemma when it comes to the upper floor rail. The board on top of the facia and on which the upper floor...