66425 - Rectorseal - METACAULK 150+ GRAY 5 GALLON - 1PK

The RectorSeal 66425 - Metacaulk 150+ Gray (5 Gallon Pail) is a versatile, general-purpose firestop sealant designed for construction joints and through-penetrations.

🔥 Product Overview:

• SKU: 66425
• Size: 5 gallons
• Color: Gray
• Form: Water-based, non-sag caulking grade paste
• Application: Can be applied with a caulking gun, bulk loading gun, trowel, or pumped directly from the pail 
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🧪 Features:

• Fire-Rated: Up to 4 hours per ASTM E814 (UL1479) and ASTM E1966 (UL 2079)
• Flexible & Elastomeric: Cures to a seal that accommodates dynamic movement
• Freeze-Thaw Stable: Excellent performance in varying climates
• VOC Compliant & Paintable
• STC Rating: 51 (acoustical sealant)
• Shelf Life: Minimum 3 years
• No Mixing Required: Ready-to-use straight from the pail
• Use Cases: Suitable for metal, insulated pipes, fiberglass, plastic pipes, wall construction joints, and cable penetrations in concrete, gypsum, and wood surfaces