Description

BOSS 389 Weather Seal Silicone Sealant is an one part neutral cure, medium modulus, lowodor, construction grade sealant that offers excellent adhesion, weatherability and compatibility with wide variety of materials. BOSS 389 is ideally suited for weather proofing, waterproofing, sealing, expansion control joints and general purpose glazing.

BOSS 389 has excellent adhesion to glass, glazed surfaces, galvanized steel, anodized aluminum, concrete, cement, wood, ceramics, painted surface and many plastics.

Features:

• One Part , no mixing required
• Easy to apply
• Excellent adhesion to most common building materials
• Low Odor
• Non-Corrosive to metal
• Permanently Flexible
• Weatherproofs or Waterproofs
• UV resistant