Not postmix, it's shite, 1 bag ballast, 1 shovel cement, mix, ram around post dry with broom handle or similar. For a tiddly decking like yours, concrete in one post, build the frame, level it up with bricks and old crap or whatever, fix to first post, dig other holes and repeat.
Not postmix, it's shite, 1 bag ballast, 1 shovel cement, mix, ram around post dry with broom handle or similar. For a tiddly decking like yours, concrete in one post, build the frame, level it up with bricks and old crap or whatever, fix to first post, dig other holes and repeat.