expansion

Hi I have a breeze block external garden wall (bordering the street) which is around 2m high and has a couple of cracks that keep appearing no matter how much I fill them. I'm thinking of stripping the wall down to the breeze blocks and adding extra vertical expansion beads, (some are already...

Sorry to start another new thread but I have a few more questions regarding the correction of our poor monocouche finish... its easier for me to set this out neatly at the start! Is expansion Beading needed for Monocouhe (Parex) and Silicone? Or can either be applied without Expansion Bead...