I left it 24 hours and when I pulled the blocks down the mortar just crumbled like sand. I had a feeling i did it right the first time. When I did the last mix it just didnt seem right to use so much. Now I just need to work out why it didnt set. It was almost as soft as fresh mortar after...
This is what I'm not sure. Is the ammount added based on the cement I add(6kg) or the total weight of the mix(24kg)? I tried 300ml and it didnt set at all. Had to pull the work down and restart. Not something I want to keep repeating to learn the correct mix. The instructions on the tub dont...
This week is getting frosty and I'm in the middle of building a wall that really needs to be done and waiting for the cold weather to pass is far from ideal. I bought some febmix winter additive to lay blocks down to -4c. It never gets colder than that here. It says on the tub to mix it 2.5ltr...