Premier XtraBond 150 General Purpose Silicone Sealant, Black

Professional-grade neutral cure silicone sealant formulated to provide long-lasting flexibility, excellent adhesion, and a durable black finish for interior and exterior sealing applications.

Looking for a High-Performance Black Silicone Sealant?

Premier XtraBond 150 General Purpose Silicone Sealant is a one-component, neutral cure silicone engineered for professional construction, fabrication, glazing, and countertop applications. It provides excellent adhesion to a wide range of building materials while remaining permanently flexible after curing, helping create durable, weather-resistant seals that withstand everyday movement and environmental exposure.

The Black color is ideal for applications requiring a bold, finished appearance or where dark-colored stone, metal, and architectural components demand a complementary sealant. Suitable for both interior and exterior use, XtraBond 150 delivers dependable performance for contractors, fabricators, and installers.

Typical Applications

• Granite and quartz countertops
• Expansion joints
• Window and door perimeter sealing
• Stone and masonry joints
• General construction sealing
• Interior finishing
• Exterior weatherproofing
• Glazing applications

Advantages

• One-component neutral cure silicone
• Professional-grade general purpose sealant
• Excellent adhesion to a variety of substrates
• Permanently flexible after curing
• Suitable for interior and exterior use
• Weather-resistant performance
• Easy to apply and tool
• Black finish complements dark stone, metal, and architectural surfaces

Specifications

• Brand: Premier Building Solutions
• Product: XtraBond 150 General Purpose Silicone Sealant
• Color: Black
• Cure Type: Neutral Cure
• Type: One-Component Silicone Sealant
• Application: Interior and Exterior

Compatible Materials

• Granite
• Quartz
• Natural stone
• Concrete
• Masonry
• Glass
• Metal
• Many common construction materials

Why Choose Premier XtraBond 150?

Premier XtraBond 150 combines professional-grade adhesion with long-term flexibility to create durable, weather-resistant seals for demanding construction and fabrication projects. Its neutral cure chemistry and rich black color make it an excellent choice for installations where both appearance and performance are equally important.

Whether sealing countertop joints, glazing systems, expansion joints, or general construction gaps, XtraBond 150 delivers reliable performance for residential, commercial, and industrial applications.

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

BB Industries has you covered!

Frequently Asked Questions

What type of silicone is XtraBond 150?

XtraBond 150 is a one-component, neutral cure silicone sealant designed for professional general-purpose sealing applications.

Can it be used outdoors?

Yes. It is formulated for both interior and exterior applications requiring a durable, weather-resistant seal.

What materials does it adhere to?

It provides excellent adhesion to many common construction materials, including granite, quartz, natural stone, concrete, masonry, glass, and metal.

Does it remain flexible after curing?

Yes. Once cured, XtraBond 150 remains permanently flexible to accommodate normal joint movement.

What color is this version?

This product is supplied in a Black finish.