Nuco Mineral Wool (Safe) 2" x 4" x 420001325
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- Pre-cut strips for easy installation.
- Excellent sound deadening & insulation value.
- Protects your wall & floor openings.
- 4.5 pcf (72 kg/m3) density.
- Tested at positive pressure to simulate the pressure differentials that can occur in a fire situation.
- Fills voids, joints or cavities in fire separations.
- Used as a backing material for Self-Seal™ Firestopping Products.
- Aluminum, pre-cast concrete and most exterior wall systems.
- Thermally expanding pipes that are insulated at fire separations.
- Power / communication cables and aluminum or galvanized steel cable trays.
- Static & non-static pipes and conduits.