They can be stacked to desired height.Īllow incremental height adjustments up to 36 inches. Single blocks with space beneath for airflow. Ongoing maintenance is required to check for shiftingĬommon Types of Concrete Deck Blocks Block Type.Care is needed not to over-drill clocks when attaching railings, etc.Not recommended for severely uneven sites without addition foundation work.Improper spacing can undermine strength.Heavy blocks can be unwieldly for some DIYers to carry and position.Economical choice compared to other foundation options.Allow for soil expansion and contraction.Ability to re-level over time as needed.Allow for drainage and airflow under the deck.Easier and faster to install than traditional footings.Pros and Cons of Concrete Deck Blocks Pros Allow for easy re-leveling in the future.Built-in spacers keep blocks evenly spaced.Interlocking or stackable design for secure construction.
Here are some key features of concrete deck blocks: They are molded from wet concrete into interlocking or stackable blocks with built-in spacers. Periodic maintenance to check for shifting and re-leveling preserves the deck.Ĭoncrete deck blocks, also known as deck blocks or patio blocks, are preformed concrete blocks used to support deck and patio construction.Follow manufacturer spacing guidelines carefully during block installation.Allow for soil expansion gaps between blocks and use shims to level any wobble.Choose interlocking blocks suited for your project’s size and weight needs.Benefits include better drainage, frost heave resistance, and re-leveling ability.They allow for easier, faster installation than poured footing. Concrete deck blocks are an adjustable and versatile foundation option.You can get an estimate or keep reading to learn all about concrete deck blocks and how they can enhance your outdoor living space. A Quick Guide to Concrete Deck Blocks | Everything You Need to KnowĪre you considering building a new deck or patio? Concrete deck blocks offer a versatile and durable foundation option.