At this mansion home in Mississauga, our team at Dahi Masonry Co. completed a full repointing of the flagstone patio and poolside area. The original mortar joints had cracked and deteriorated over time, leaving gaps that allowed water to seep in and weaken the surface. We started by grinding out every joint using a Bosch grinder paired with a dust extraction system for a cleaner, safer workspace. Each joint was then hand-chiseled to full depth, vacuumed, and carefully taped t