Metacaulk MC 150+ is an elastomeric, one component, general purpose firestop sealant. Fire rated sealant and smoke seal for construction joints and through-penetrations on both horizontal and vertical surfaces. Water-based, non-sag caulking grade sealant that is easy to apply as well as to retrofit. Cures to a paintable flexible seal. Prevents the spread of flames, smoke, hot gases and water through joint openings and through-penetrations. Can be used in areas under constant vibration or movement. Excellent freeze/thaw. Recommended for metal, fiberglass and plastic pipes, wall construction joints, power and telephone cables. Tested to ASTM G21 mold inhibitor. Sound Transmission Class (STC) rating 65. (ASTM E90) VOC compliant. 3 year shelf life. Meets ASTM E814, Standard Test Method for fire tests of Penetration Firestop Systems.
| Id | 126898 |
| SKU | 775813 |
| PartNo | 66648 |
| UPC | 00021449666480 |
| Country of Origin |  USA |
| Container Size | 10.3 Oz. |
| Coverage Area | 31 LFT @ 1/4 In. Bead |
| Color | Red |
| Color Family | Red |
| Material | Elastomeric |
| Cure Time | 21 to 28 Days |
| Dries To Touch | 30 Min. |
| Indoor/Outdoor | Indoor |
| Permanently Flexible | Yes |
| Heat Resistant | Yes |
| Moisture Resistant | Yes |
| Mold and Mildew Resistant | Yes |
| Paintable | Yes |
| Application Temperature | 40 F to 120 F |
| Exposure Duration | 4 Hr. |
| CID | 1 |
Chattanooga, TN