Crumbling Sandstone Window Sill Repair

Crumbling Sandstone Window Sill Repair This project involved several sandstone window sills, all of which were severely damaged. The deterioration was caused by prolonged water ingress. If left untreated, sandstone is highly vulnerable to freeze–thaw conditions and will continue to deteriorate and eventually perish during freezing weather. “We are extremely pleased with the work carried […]