Thompsons 5Ltr Water Seal is a high-quality, long-lasting waterproofing solution that protects your exterior surfaces from the harmful effects of water damage. Providing an invisible barrier against rain, it deeply penetrates surfaces to prevent water ingress and subsequent damage. Ideal for use on brickwork, concrete, and stone surfaces, this product is easy to apply and quick to dry. Thompsons Water Seal not only maintains the natural look of your surfaces but also enhances their lifespan by offering powerful protection against frost damage and water penetration.