Product Details: The Grote Ultra Seal Corrosion Preventative Sealant is the perfect solution for protecting your metal surfaces from rust and corrosion. This 4-ounce tube of sealant has a 25% higher non-conductivity rating compared to other sealants, making it an ideal choice for protecting your metal surfaces. The added tackifiers improve adhesion and resistance to washout, ensuring that your surfaces are protected for longer. This cost-effective product is easy to apply, providing long-lasting protection against rust and corrosion. FleetPride is your First Click in Heavy Duty®.