/ Through Penetrations firestop wall / floor

Metacaulk MC 1200

Firestop Product Information:

Metacaulk MC 1200 is a sprayable firestop water-based material, that dries to form a tough, elastomeric coating. This material when used as part of an assembly will firestop building joints, perimeter joints (curtain wall), and through penetration seals.

Firestop Additional Information:

When installed properly Metacaulk MC 1200 will control the transmission of fire, heat and smoke before, during and after exposure to fire.

Firestop Product Document Downloads:


Firestop Key Features:

  • Up to 4-hour fire protection in construction joints and up to 2-hour fire protection for through penetration systems
  • Highly elastic material maintains performance with up to ± 50% movement capabilities
  • Superior adhesion to most construction materials
  • Broad range of applications (extensive portfolio of tested and listed construction and perimeter joint systems)
  • Improved spraying pattern - applied with conventional airless spray equipment
  • Paintable
  • Robust jobsite formula (freeze/thaw resistant and uniform seal formation in hot or cold drying conditions)
  • Improved spraying for lower sag, uniform coating build properties (stays where it’s sprayed)
  • Improved hiding power to maintain proper coating thickness
  • Easy water clean up

Firestop Typical Applications:

Ideal for firestopping construction joints, perimeter joints, and through penetrations.