When choosing a method for lifting and leveling sunken concrete, durability matters as much as cost and speed. At Acme Concrete Raising & Repair, we use high-density polyurethane foam because it delivers unmatched long-term performance — proven not just by our results, but by the trust it’s earned from engineering firms, municipalities, and Departments of […] The post How Durable Is Polyurethane Concrete Raising? A Deep Dive into Strength, Water Resistance, and Longevity appeared first ...