What is a patching agent?

A patching agent is a substance or material used to repair or seal cracks, holes, or imperfections in various surfaces, including walls, roads, and roofs. These agents can be made from various compounds, such as asphalt, cement, or polymers, depending on the application. They are crucial in maintenance and construction to ensure structural integrity and prolong the lifespan of materials. Patching agents can also improve aesthetics by providing a smooth finish to repaired areas.