XtraBond®150 Silicone Sealant

XtraBond®150 is a one component, permanently flexible, RTV (Room Temperature Vulcanizing) mildew-resistant silicone sealant that is the industry standard. The product’s tough chemical resistance makes it a worry-free solution for a wide range of applications.
XtraBond®150 provides excellent adhesion to tile, glass, vinyl, aluminum, and sheet metal without the need for a primer. The product is engineered to cure rapidly when exposed to atmospheric moisture, to form a durable tight bond that contractors and installers count on. A wide range of packaging options provides users with total flexibility in how the product is applied.

Product Overview

The XtraBond 150 is a high-performance, one-component RTV (Room Temperature Vulcanizing) silicone sealant engineered for long-lasting flexibility and mildew resistance. Designed as an industry-standard solution for both professional and DIY applications, XtraBond®150 combines durability, chemical resistance, and ease of use, making it ideal for a wide variety of construction, fabrication, and home improvement projects.
Formulated to bond securely to surfaces such as tile, glass, vinyl, aluminum, and sheet metal without the need for a primer, XtraBond®150 provides exceptional adhesion across multiple substrates. Its advanced chemical formulation ensures the sealant maintains flexibility while resisting cracking, shrinking, or degradation over time, even in high-moisture or high-temperature environments. This makes it a reliable choice for bathrooms, kitchens, windows, door frames, metal fabrication, and other critical sealing applications.
XtraBond®150 cures rapidly when exposed to atmospheric moisture, forming a strong, durable bond that installers and contractors depend on for consistent results. The sealant’s mildew-resistant properties prevent unsightly growth, helping maintain a clean and professional appearance in wet or humid conditions. Its smooth, workable consistency allows for easy application, tooling, and finishing, reducing installation time while ensuring a neat, professional finish.
Available in a variety of packaging options, XtraBond®150 offers flexibility to suit different project scales, from single-unit home improvements to large commercial installations. With its combination of long-lasting adhesion, chemical resistance, and reliable performance, XtraBond®150 stands out as a trusted solution for sealing, bonding, and protecting a wide range of surfaces in demanding environments.

Features

Adhesion

Excellent Adhesion to Glass

Window & Door Use

Window & Door Approved

Application

Easy to Gun, Easy to Tool

Consistency

Non-Sag & Slump

Paintability

Non-Paintable