Installing Flagstone Over Concrete Slab

You ll have the freedom to play around with different layouts and patterns in order to create an outdoor living space that gels with your unique personality.

Installing flagstone over concrete slab.

Because you already have the concrete patio you are eliminating the often time consuming task of having to pour a slab of concrete before laying your stones. Rectified flagstones are those that have been machine tooled to a regulated thickness and size. Lay bricks around the concrete slab s outside edges with brick narrow sides facing outward. Fluctuating soils soil erosion and maturing root systems should be the only concerns one has when deciding to to pour a concrete slab.

Prepare the cement walkway for the flagstone. Before you begin make sure your concrete is properly sloped and doesn t puddle. Since they are uniformly sized you can spread an even layer of thinset mortar on top of the concrete and install the flagstones like tiles. Called soldier rows these outside bricks create a stable frame for the inside pavers.

Cut flagstone is easier to work with but is more expensive. Flagstone its beautiful and rustic appearance makes it the perfect choice for homeowners that are looking to build a new patio driveways or walkway or just want to update an existing patio. Installing pavers over concrete enables you to get creative with the look and style of your patio. Keep this drainage slope in mind when adding your pavers and make sure the edge that drains water stays low and permeable.

While it s recommended that you lay a 4 to 6 inch base layer of pea gravel or sand beneath your flagstone path do it yourselfers laying flagstone over cement generally skip this step. Remove broken pieces of slab brush off debris and use a level to ensure that the cement sections are flat and even. This page will focus on the installation of the random flagstone. The flagstones are placed in the bed of mortar and then the joints are filled with either sand or additional mortar or colored grout.