Premier XtraBond 150 Silicone Sealants

Professional-grade 100% RTV silicone sealant engineered to provide permanent flexibility, superior adhesion, and long-lasting weather resistance for a wide variety of construction, fabrication, and sealing applications.

Need One Silicone Sealant for Countless Professional Applications?

Premier XtraBond 150 General Purpose Silicone Sealant is a one-component, RTV (Room Temperature Vulcanizing), mildew-resistant silicone sealant trusted by contractors, countertop fabricators, installers, and maintenance professionals. Its permanently flexible formulation delivers outstanding adhesion to tile, glass, vinyl, aluminum, sheet metal, cultured marble, and many other common building materials without requiring a primer. Engineered to cure rapidly when exposed to atmospheric moisture, XtraBond 150 forms a durable, weather-resistant seal that performs reliably in both interior and exterior environments. :contentReference[oaicite:0]{index=0}

Available in a wide variety of standard and custom colors, XtraBond 150 allows professionals to match nearly any countertop, tile, masonry, or architectural finish while providing excellent durability and a clean, finished appearance. Its non-sag consistency makes it easy to gun, tool, and apply on both horizontal and vertical surfaces. :contentReference[oaicite:1]{index=1}

Typical Applications

• Granite and quartz countertops
• Cultured marble installations
• Kitchen and bathroom sealing
• Window and door perimeter joints
• Glass and glazing applications
• General construction
• Transportation and industrial applications
• Interior and exterior weatherproofing

Advantages

• 100% RTV silicone formulation
• One-component, mildew-resistant sealant
• Permanently flexible after curing
• Excellent adhesion without primer to many common substrates
• Easy to gun and tool
• Non-sag formulation for vertical applications
• Rapid moisture cure
• Weather and UV resistant
• Suitable for interior and exterior use
• Available in numerous colors to match stone, tile, and architectural finishes

Specifications

• Brand: Premier Building Solutions
• Product: XtraBond 150 General Purpose Silicone Sealant
• Type: One-Component 100% RTV Silicone
• Cure Method: Moisture Cure
• Movement Capability: ±25%
• Skin Time: Less than 15 minutes (70°F / 50% RH)
• Tack-Free Time: Less than 45 minutes
• Cure Rate: 1/4" bead in approximately 48 hours
• Packaging: 10.1 fl. oz. Cartridge and additional packaging options

Compatible Materials

• Granite
• Quartz
• Cultured marble
• Natural stone
• Tile
• Glass
• Vinyl
• Aluminum
• Sheet metal
• Many common construction materials

Why Choose Premier XtraBond 150?

For countertop fabricators, installers, and construction professionals, XtraBond 150 offers the versatility of a true general-purpose silicone with the durability expected from a premium RTV sealant. Its combination of excellent adhesion, permanent flexibility, mildew resistance, and weather resistance makes it suitable for everything from kitchens and bathrooms to commercial glazing and industrial applications. :contentReference[oaicite:2]{index=2}

Whether sealing around countertops, sinks, windows, doors, backsplashes, or expansion joints, XtraBond 150 delivers dependable performance with a professional finish.

BB Industries carries professional silicone sealants, countertop installation supplies, fabrication products, adhesives, and construction materials trusted by fabricators and installers throughout North America.

BB Industries has you covered!

Frequently Asked Questions

What type of sealant is XtraBond 150?

XtraBond 150 is a one-component, 100% RTV, mildew-resistant silicone sealant designed for professional general-purpose sealing applications. :contentReference[oaicite:3]{index=3}

Can it be used indoors and outdoors?

Yes. XtraBond 150 is formulated for both interior and exterior use and provides excellent weather and UV resistance. :contentReference[oaicite:4]{index=4}

What materials does it adhere to?

It provides excellent adhesion to cultured marble, tile, glass, vinyl, aluminum, sheet metal, and many other common building materials without requiring a primer. :contentReference[oaicite:5]{index=5}

Is XtraBond 150 paintable?

No. Like most 100% RTV silicone sealants, XtraBond 150 is non-paintable. :contentReference[oaicite:6]{index=6}

Where is XtraBond 150 commonly used?

It is widely used for countertop fabrication, kitchen and bath installations, window and door sealing, glazing, transportation, industrial applications, and general construction. :contentReference[oaicite:7]{index=7}