OSI® HM270 Construction Silicone Sealant is a high-performance, one-part silicone sealant designed for demanding exterior and perimeter sealing applications. This UV-resistant, weatherproof sealant offers long-lasting flexibility and adhesion, making it ideal for use on windows, doors, masonry, and expansion joints in both residential and commercial construction.
Key Features & Benefits
- Durable & Flexible: Remains permanently flexible after curing
- Weatherproof Seal: Resists rain, wind, and harsh temperatures
- UV-Resistant: Withstands prolonged exposure to sunlight
- Wide Application: Suitable for concrete, masonry, windows, and doors
- Paintable Surface: Compatible with most exterior paints after curing
Specifications
Product Name | OSI® HM270 |
Type | 100% Silicone Sealant |
Size | 10.1 oz Cartridge |
Color | Clear or White (varies) |
Application Areas | Windows, Doors, Concrete, Masonry |
Cure Time | 24 Hours (Full Cure) |
Choose OSI® HM270 for reliable, flexible, and weatherproof sealing on your next project. Order now and experience contractor-grade performance built to last.