1001 Weathergold Lime Barrier for Walls WT is a specialized protective wall treatment designed to prevent lime leaching, efflorescence, and alkali-related damage on masonry surfaces. It forms an effective barrier that blocks alkaline salts from migrating to the surface, helping maintain a clean and long-lasting paint finish. Ideal for exterior and interior walls, this product enhances surface stability and improves the durability and appearance of subsequent paint coatings. It is suitable for application on concrete, plaster, brick, and other cementitious substrates where lime and alkali presence can affect paint performance. Weathergold Lime Barrier for Walls WT is easy to apply and ensures better paint adhesion, reduced surface discoloration, and extended life of wall finishes.