Rectorseal 66389 Metacaulk MC 150+ Firestop 5 Gal Pail

Product Description

The Rectorseal Metacaulk MC 150+ Firestop Sealant, MPN 66389, is a water-based, general-purpose sealant designed for construction joints and through penetrations. It effectively prevents the spread of flames, smoke, hot gases, and water. This sealant provides a fire rating of up to four hours. The product is suitable for both horizontal and vertical surfaces and is easy to apply.

• Water-based and non-sag formula.
• Flexible seal suitable for areas with dynamic movement.
• INTUMESCENT with a minimum three-year shelf life.

Product Highlights

This sealant offers excellent freeze-thaw properties and is VOC compliant. Its elastomeric nature allows for paintable applications, making it versatile in various settings.

Product Information

Standard Information

• Manufacturer: Rectorseal
• Container Size: 5 gal

Technical Specifications

• Color: Red
• Drying Time: 30 min
• Curing Time: 3 to 4 weeks
• Fire Rating: Up to 4 hr
• Applicable Materials: Metal, Insulated Pipes, Fiberglass and Plastic Pipes
• Temperature Rating: 35 to 120 deg F
• Specific Gravity: 1.5
• pH Range: 7 to 8