Dura-Rubber 3.5 gallon.

Dura Rubber Liquid Rubber Coating is a versatile, durable solution used for waterproofing and protecting various surfaces. This liquid rubber coating can be applied as a coating, forming a seamless membrane when cured. It offers benefits such as waterproofing, UV resistance, flexibility, and durability. Dura Rubber is commonly used for applications such as roofs, floors, ponds, and other surfaces that require a resilient and long-lasting protective barrier.