NovaFlex Gutter Plus Silicone Sealant 10oz Tube

NovaFlex Gutter Plus Premium Silicone Adhesive Sealant is a high-performance, 100% silicone sealant designed to deliver long-lasting, watertight protection for gutter systems and exterior building applications. Formulated with a neutral cure system, it creates a durable, flexible seal that resists cracking, shrinking, and deterioration over time—even in harsh weather conditions.

Ideal for use on metal, vinyl, and wood surfaces, Gutter Plus bonds quickly without the need for a primer, making it a reliable solution for sealing gutter seams, end caps, downspouts, flashing, and small roof repairs. Its all-weather formula allows for application in temperatures ranging from -20°F to 160°F, while maintaining excellent adhesion and flexibility in extreme service conditions.

Engineered for durability, this premium sealant is UV stable, mold and mildew resistant, and solvent-free, ensuring long-term performance without breakdown or discoloration. With fast skin-over times and a strong, rubber-like cure, NovaFlex Gutter Plus provides a professional-grade seal that protects against leaks and extends the life of gutter and drainage systems in any season.

Key Features:

• 100% neutral cure silicone formula
• Permanent flexibility—won’t crack or shrink
• Excellent adhesion to common construction materials
• UV, mold, and mildew resistant
• All-weather application (-20°F to 160°F)
• Solvent-free and low odor
• Ideal for gutters, downspouts, flashing, and roof repairs

Additional Information

Novagard Catalog- Click here (.pdf opens in new tab)

NovaFlex Gutter Plus Sell Sheet- Click here (.pdf opens in new tab)

NovaFlex Spec Sheet- Click here (.pdf opens in new tab)