Zenex Rubberized Undercoat defends against rust, corrosion, water damage, and harsh road conditions. Engineered for heavy-duty applications, this rubberized undercoating spray delivers a flexible, waterproof barrier perfect that protects vehicles, trailers, machinery, and more. Whether you're shielding underbodies, truck bed liners, rocker panels, wheel wells, or other surfaces, Zenex Rubberized Undercoat holds up in the toughest conditions. Our professional-grade formula not only seals out moisture but also provides sound deadening and shock absorption, reducing road noise and vibration. This tough spray dries to a sleek, elastic black finish that's paintable, allowing you to maintain a clean and professional appearance over time. Unlike lower-quality undercoatings, Zenex is built to resist cracking, chipping, and peeling even after heavy use. And it's not just for vehicles—this undercoating is versatile enough for tree wound protection, roof and gutter sealing, driveway crack filling, and more. Choose Zenex Rubberized Undercoat to safeguard your investment with long-lasting performance you can trust. Comes in a convenient 16 oz can, available in a 2 Count pack for greater coverage and value.