i am starting a project to make some planter boxes for my garden outside, I have picked a 100mm Cellular Dense Concrete Block , and has a 3.5kn rating and measures 215mm x 440mm x 100mm.
I will be going two blocks high and would like to know if this type of block would be ok to use for this job?
I will be going two blocks high and would like to know if this type of block would be ok to use for this job?