3M™ Fire Barrier 2000 Silicone Sealant

• Great for top-of-wall/head-of-wall joints
• Superior adhesion
• Provides up to a 4-hour fire-rating
• Cures upon exposure to atmospheric humidity
• Applied with conventional caulking gun

The sealant remains elastomeric and is weather resistant. It will bond to most common construction materials.

Compression/extension recovery of ±40 percent of original joint width

Re-enterable/repairable

Excellent weatherability

Maximum pipe size of 24 inches (609,6 mm)

Applications
Ideal for sealing simple penetrations such as around metallic or glass pipes and conduits to control the spread of fire. Helps limit the spread of noxious gas, smoke and water. Maintains the integrity of fire-rated construction. The sealant is designed for use in fire-rated control and isolation joint

Limitations
3M Fire Barrier 2000 Silicone Sealant should not be applied to:

Polycarbonates

Building materials that bleed oils, plasticizers or solvents (e.g., impregnated wood, oil-based caulks, green or partially vulcanized rubber).

Unvented spaces where sealant is not exposed to atmospheric moisture.

Wet or frost-coated surfaces

Areas that are continuously damp or immersed in water

“Yellow” brass (high zinc, 34 to 37 percent zinc)

Painted surfaces