Just checking this as someone pointed this out to me an now it's got me thinking.
If your second floor is greater than 2.7 meters you have to use 7n blocks however I can't see it written it has to be the full wall that has to be 7n so in theory your ground floor can be 3n blocks. Is this correct?
If your second floor is greater than 2.7 meters you have to use 7n blocks however I can't see it written it has to be the full wall that has to be 7n so in theory your ground floor can be 3n blocks. Is this correct?