66383 - Fire Stop METACAULK MC150+ 30 OZ - 12PK - Rectorseal Weight: Approximately 60 lbs

Weight: Approximately 60 lbs

Precision Fit: Engineered for a secure connection with sockets and tools

Stem Type: Double Stem / Double Spiral (DS/DS)

Equivalent: Often listed as a Crown equivalent part number 21532

3/4" ID tubing

66383 - Fire Stop METACAULK MC150+ 30 OZ - 12PK - Rectorseal Weight: Approximately 60 lbsThe RectorSeal 66383 Metacaulk 150+ Red (30 oz Cartridge, 12PK) is a general purpose, intumescent firestop sealant designed for construction joints and through penetrations. Product Overview: SKU: 66383 Size: 30 oz per cartridge Pack Size: 12 cartridges per case Color: Red Form: Water based, non sag caulking grade paste Features: Fire Rated: Certified for up to 4 hours per ASTM E814 (UL1479) and ASTM E1966 (UL 2079) Flexible & Elastomeric: Cures to a