Flexible Firestop Sealant CP 606
Product features
• Silicone free
• Halogen, asbestos and solvent free
• Paintable
• Tested up to 33% movement with 500 cycles in accordance to UL 2079 and
ASTM 1966
• Smoke and fume resistant
• Easy clean up with water
• Single component systems available
• Meets LEED™ requirements for indoor environmental quality credit
• 4.1 Low Emitting Materials, Sealants and Adhesives and 4.2 Paints and Coatings
Areas of application
• Sealing construction/expansion joints
• Top-of-wall joints
• Metal pipes
• Cable bundles
• HVAC penetrations
For use with
• Various base materials such as masonry, concrete, gypsum, etc.
• Wall and floor assemblies rated up to 3 hours
• Not for use with CPVC
Examples
• Where a gypsum wall assembly meets the underside of a metal or concrete deck
• Sealing expansion joints to impede the passage of fire, smoke and toxic fumes
• Sealing around HVAC penetrations through fire-rated assemblies
Installation instructions
• See Hilti literature or third-party listings for complete application and installation details
Technical data
| Chemical basis | Water-based acrylic dispersion |
| Color | Available in red, white and gray |
| Density | 99.9 lb/ft³ |
| Application temperature | 35°F to 104°F (1.5°C to 40°C) |
| Storage temperature | 35°F to 95°F (1.5°C to 35°C) |
| Temperature resistance | -22°F to 176°F (-30°C to 80°C) |
| Shelf life | 24 months |
| Tack free time | 23mins (ventilated at 77°F, 80% rel. humidity) |
| Skin-forming time | Approx. 15 min |
| Curing time | Approx. 3 mm / 3 days |
| Average volume shrinkage (ASTM C1241) | 22% |
| Movement capability | Up to 33% |
| Mold & mildew | Class 0 (ASTM G21-96) |
| Electrical resistance | Yes |
| LEED Compliant | Yes (CDPH v1.2-2017) |
| LEED VOC | 63 g/L |
| Intumescent | No |
| Seismic resistant | Yes |
| Water tightness | Yes |
| Temperature resistance | –22°F to 176°F (–30°C to 80°C) |
| Surface burning characteristics
(ASTM E 84-96) |
Flame Spread: 10
Smoke Development: 0 |
| Surface burning characteristics
(CAN/ULC-S102) |
Flame Spread: 14
Smoke Developed: 4 |
| California State Fire Marshall Approvals | Yes (pens & joints) |
| City of New York approval | Yes (CP606 MEA 100-99-MV6) |
| Air leakage (UL 2079 L-Rating) | L-Rating at Ambient = Less than 1 CFM / Lin Ft.
L-Rating at 400%F = Less than 1 CFM / Lin Ft. |
| Sound transmission classification
(ASTM E 90-99) |
56
(Relates to specific construction) |
|
Tested in accordance with |
UL 2079, ASTM E 814, ASTM E 1966, ASTM E 2837,
UL 1479, ASTM G21, ASTM C1241, CAN/ULC-S115 |
At 73°F (23°C) and 50% relative humidity
