BOSS® by Soudal HVAC Silicone Sealant, 10.1 oz Net Content, Paste Form, White, Acetic Acid Odor/Scent, Composition: 20 to 30% Distillates (Petroleum), Hydro-Treated Middle, 5 to 10% Amorphous Silica, 0.96 Specific Gravity, 24 g/L VOC, 300 psi Tensile Strength

• 500% elongation
• 18 shore A durometer
• 360 gr/min extrusion
• This product will adhere to clean metal, glass, many types of wood, silicone resins, vulcanized silicone rubber, ceramics and plastic surfaces
• A primer may be required for optimum adhesion to some substrates
• Seal cracks or gaps around windows, vents, ducts, fixtures and lights
• Seal leaks in gutters, downspouts, ducts and piping
• Seal electrical connections and boxes to waterproof
• Bond gaskets in heating and refrigeration units
• 10 - 20 min open time