Installation instructions for CP 672
Firestop |
System |
1. Clean opening |
2. Pack in mineral wool 3. Spray on CP 672 |
4. Allow CP 672 to cure 5. Fasten identification |
|
|
plate (if required) |
Opening
1. Clean the opening. Surfaces to which CP 672 will be applied should be cleaned of loose debris, dirt, oil, moisture, frost and wax.
Application of firestop spray
2.Mineral wool packing
–Install the prescribed back filling material type and depth to obtain desired rating.
3.Application of firestop spray
–Apply CP 672 to the required depth in order to obtain the desired rating. Make sure CP 672 contacts all surfaces and overlaps 1/2" beyond all surrounding surfaces.
–Benron EZ-Tex Sprayer and Graco Texspray Compact HP pumps have been successful in applying CP 672 Firestop Joint Spray. Contact Hilti Technical Support for more information.
4.Curing of firestop spray
–Allow 5 to 7 days (@ 73°F) for CP 672 to fully cure
5.For maintenance reasons, joint seal could be permanently marked with an identification plate. In such a case, mark the installation plate and fasten it in a visible position next to the seal.
Notice about approvals
•When making a seal using Hilti CP 672 Firestop Joint Spray, please refer to the UL Directory or the Hilti Firestop Manual for restrictions as to joint size, type and thickness of wall or floor, movement capabilities, etc.
Not to be used...
•In areas underwater
•On hot surfaces (above 200°F)
Safety precautions
•Before handling, read the Material Safety Data Sheet for detailed use and health information
•Wear suitable gloves and eye protection.
•Keep out of the reach of children.
Storage
•Store only in the original packaging at temperatures 40°F (5°C) to 100°F (37°C).
•Observe expiration date on package.
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