Follow the block manufacturer s instructions for wall height limits.
How to build a concrete block wall.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
A concrete block retaining wall is the perfect solution to control erosion to eliminate a hard to mow slope to add a planting bed or to level an ideal patio area.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
This durable freestanding wall brings an attractive element to your yard that can zone off an outdoor patio area or add emphasis around flower beds and other landscaping.
Using cinderblocks mortar and 2x4 boards this diy weekend project allows you to section off your outdoor living space into a private retreat.
These systems are easy to install durable reasonably priced and available in a variety of colors and textures.
Once you ve got your base set up it just takes some finesse in building the wall up and turning corners.
Whether you re building a retaining wall or just need some extra privacy a cinder block wall is an affordable way to get the job done.
The depth and size of the foundation will vary depending on the size of the concrete block wall and the weight it must support but a typical freestanding wall requires a foundation that is about twice as wide as the wall itself and which extends about 1 foot down below the frost line.