If the concrete block wall is painted and has a relatively smooth not porous finish hanging.
No drilling hang on walls.
Hardwall hangers are picture hooks intended specifically for difficult surfaces like concrete.
Now that you ve determined the type of wall the next step is to find out the weight of the object you wish to hang.
They work on a variety of surfaces and requires no drilling and very easy to install.
Be sure you choose a wire hanger that can penetrate plaster walls.
If it is something really light weight 0 5lb to 5 0lb you can use these removable hooks from 3m called command hooks.
If your grout is recessed meaning the bricks poke slightly out over the grout line you can use brick clamps to hang things on the wall.
It works very similar to the previous method the only difference being that this uses a hook which has an in built adhesive strip.
These paintings usually have a wooden frame that holds the artwork together.
Get whichever fits your bricks better.
Use wire hangers to hang heavy frames.
Snap the clip sometimes called a clamp right onto the.
Two examples are brick clips by a company called.
With klapit you can hang small to very large paintings on the concrete walls gypsum walls particle board walls tiles and glass partitions.
The hangers are curved steel wires that can sometimes support over 100 pounds 45 kg.
There are several brands of lightweight wire hangers that can be installed without drilling into the stucco.
Both the style that holds the brick and the style that grips the open mortar space.
Most of these paintings are below 1 kg in weight.
Devices called brick clips or brick hangers allow people to hang pictures mirrors and other objects on walls without drilling into the brick.
This will enable you to hang any heavy object without having to drill into the wall.