Metacaulk Mc 150+ 30-ounce Firestop Sealant, Model 66383

Overview:
Introducing the Rectorseal Metacaulk MC 150+, a high-performance, elastomeric fire-rated sealant designed for both construction joints and through-penetrations. This versatile sealant is ideal for a variety of applications, providing a reliable barrier against fire and smoke while ensuring flexibility and durability. With its easy application and retrofitting capabilities, it is suitable for both horizontal and vertical surfaces, making it a must-have for any construction or renovation project.

Key Features:
- One-component, general-purpose fire-rated sealant
- Water-based and non-sag formulation for easy application
- Cures to a flexible, paintable seal
- Suitable for areas with dynamic movement
- Application temperature range: 40 to 120 degrees Fahrenheit
- Sound Transmission Class (STC) rating of 65, tested in accordance with ASTM E90
- Economical choice for common firestop applications
- Available in a convenient 30-ounce cartridge

Use Cases:
The Rectorseal Metacaulk MC 150+ is perfect for sealing gaps and joints in walls, floors, and ceilings where fire and smoke protection is essential. It is particularly useful in commercial buildings, residential properties, and industrial settings, ensuring compliance with fire safety regulations while providing peace of mind. Whether you are a contractor or a DIY enthusiast, this sealant is an essential addition to your toolkit for effective firestopping solutions.