RectorSeal® - 66648 - MetaCaulk® MC150+ Firestopping Sealant

Item: REC66648
MFG: 66648
Loading price
/ EA
Loading Inventory
MetaCaulk® Mc150+ Firestopping Sealant


MetaCaulk® MC 150+ Is An Intumescent, One-Component, General Purpose, Fire-Rated Sealant and Smoke Seal For Construction Joints and Through-Penetrations. A Water-Based, Non-Sag Caulking Grade Sealant That Is Easy To Apply As Well As To Retrofit. An Economic Choice For Most Common Applications.

  • Water Based,
  • Excellent Freeze-Thaw,
  • Flexible Set,
  • Paintable,
  • Voc Compliant,
  • Safe and Easy To Use,
  • Minimum 2 Year Shelf Life,
  • Intumescent

California residents: see Proposition 65 Warning

Features and Specification

Height 11.5000
Length 2.0000
Composition Water Based Intumescent
Coverage 18 cu in
Cubic Measurement 0.0266
Dimensional Weight 4.0000
Dry Time 30 min to 3-4 weeks
EAN 0021449666480
Functions General Purpose Firestop Sealant
Fire Rating 2 Hr.
Flash Point None
For Use With Metal, insulated pipes, fiberglass and plastic pipe, wall construction joints, power, telephone and datacom cables
Width 2.0000
Storage Temperature 35°F to 120°F (1.6°C to 48.8°C)
Temperature Range 40°F to 120°F (4.4°C to 48.8°C)
Tensile Strength None
Tier Metacaulk® MC 150+
Type General Purpose Firestop Sealant
UL Listed Yes
UL Recognized Yes
UPC 021449666480
UV Resistant No
Viscosity Thick/Pasty
Standards UL, FBC, FM
Solvent No
Ratings UL listed, FM Approved, FBC.
Package Height 12.0000
Package Length 6.0000
Package Weight 12.0000
Package Width 8.0000
Solids Content >70%
Service Temperature 40°F to 120°F (4.4°C to 48.8°C)
Shelf Life 3 YRS
Size 10.3 Ounce
Weight 1.0000
Application One component, general purpose fire rated sealant and smoke seal for construction joints and through penetrations on both horizontal and vertical surfaces, non-sag caulking grade sealant that is easy to apply as wells as retrofit, can be used in areas with constant vibration and movement.
Application Temperature 40°F to 120°F (4.4°C to 48.8°C)
Approvals FM
Base Caulk
Brand Rectorseal®


picture_as_pdf data sheet

picture_as_pdf specification sheet