Wet Down and Activate Polymeric Sand

What happens here

Once the polymeric sand has been thoroughly swept into all paver joints and the surface is clear of excess sand, the next crucial step is to activate it by wetting it down. Use a garden hose equipped with a spray nozzle set to a gentle shower or mist setting. Carefully and evenly spray the entire paver surface, ensuring that all polymeric sand within the joints becomes thoroughly saturated. The moisture activates the polymers, initiating a chemical reaction that causes the sand to bond and harden, effectively locking the pavers in place. The video visibly demonstrates this process, showing the water being applied evenly and areas of the patio still drying, indicating the recent completion of the wetting process. The narrator highlights that as soon as moisture makes contact, the sand bonds and acts like a 'grout' for the pavers.

Goal: Activate polymeric sand to bond and harden within paver joints.