![]() ![]() The most significant advantage of concrete blocks is that they hold the soil in place. ![]() Yes, concrete blocks make great planters. We recommend checking out our selection of sealers and coatings to find the best option for your needs. Blocks come in a variety of shapes and weights, so it’s important to choose the right one for your project.įinally, it’s important to note that blocks are often treated with a sealer or coating to keep them looking new and protect them from the elements. In addition to mix and aggregate size, other factors to consider when choosing blocks are the block’s shape and weight. These mixtures, if properly cured, give concrete blocks a compression strength well above what is required in a one-story building. This mix is made with a maximum size aggregate of 10mm and a cement-sand mixture with a ratio of 1:7, 1:8, or 1:9. One of the most common mixes used for concrete blocks is 1:3:6. What Is The Best Mix For Concrete Blocks? To prevent water from seeping into your basement, you should insulate your cinder block foundation and extend it horizontally on one side to prevent any cracks forming between blocks. You can use foam material to insulate your blocks for better protection against water leaks. You should also insulate your block since it will be exposed to weather elements. When dampening rebar, you must let it dry before you plug the hole back into your cinder block wall.Īfter you have filled the rebar with concrete, you can create a female joint that fits over the top of your existing wall and ensure no gaps around the edges. You can also dampen the rebar with water and then fill cinder blocks with concrete to make them stronger, which you should do if you have a second or third-degree cracks in the wall due to water seepage. Using this technique, you can make concrete blocks that are deeper than usual, so it’s possible to reinforce an existing cinder block foundation for extra durability.
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