I have a single skin dense concrete block garage/workshop on my hands. Before doing any rendering work, the blocks would soak up a lot of water when it rained heavily and there was a lot of water penetration.
I ended up rendering the interior walls with freeflo in both coats (topcoat had half of scratch), and we've had some torrential rain over the weeks, and it's held very well, although there is a small area that had water penetration (due to the fence post being about 80mm from it).
So,...
SBR vs freeflo
I ended up rendering the interior walls with freeflo in both coats (topcoat had half of scratch), and we've had some torrential rain over the weeks, and it's held very well, although there is a small area that had water penetration (due to the fence post being about 80mm from it).
So,...
SBR vs freeflo