Laying Paving Stones On Existing Concrete

Lay the paving slabs leaving 8 to 10mm spaces between them 7.

Laying paving stones on existing concrete.

Fill the joints with the mortar mix. Mark the area 2. Any stiff brush will do but a deck stripping brush on a broom handle makes it easier. Even if the pre existing bedding seems sound it may not be adequate to support and distribute all that extra weight.

Add a 30mm layer of concrete mix 6. Pavers are normally laid over a sand and rubble base so laying them over existing concrete will require a different approach. Add a 50mm sub base layer 4. The most important tip you must create a drainage layer 1 of bedding sand below the pavers.

What tools do i need. Clean your patio surface with a hose or pressure washer to get the firmest grip from your mortar. Luckily there may be a simple solution that will help increase the curb appeal of your home. In doing so you allow for any water to drain away from pavers and off of the concrete slab remember the thinner the bedding layer the greater risk of damaging the pavers.

Laying patio slabs on concrete. Dig a bed that s 105mm deep 3. Pavers on concrete without sand are held in place using mortar. Determine the design and placement.

How to lay paving stones to get started scrub the border area photo 1 with a concrete cleaner or muriatic acid mixed with water check the label for mixing and safety instructions. According to several paver manufacturers paving blocks can be installed on top of concrete without mortar if you first lay down a 1 2 to 1 bed of coarse sand. Mix the concrete one part cement to six parts ballast 5. Second the height of the installation will obviously be higher than it was.

Laying pavers over a concrete patio may work fine since it will experience little stress but a driveway constructed in this way may not be able to stand the stresses of vehicles. For many southern california homeowners the thought of tearing up existing concrete and upgrading to paving stones sounds overwhelming and costly. Remember your aim is to extend your living environment so it s vital that the flow from indoor to outdoor space becomes seamless. For instance if you put pavers over a concrete patio the height of the patio will be increased by the height of the brick.

This may not be a big deal with certain applications but in others it may be problematic. Installing pavers over the existing concrete.