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| After-sales Service: | Shelf Life 30 Years |
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| Application: | Flame-Resistant Sealant |
| Construction Method: | Hand-Applied Fire Sealant |
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Product Description





Meets Industry Demands
A durable solution, 3M™ Fire Barrier Water Tight Sealant 1000 NS Our product is a halogen-free marvel that excels in caulking with its outstanding rate and superb weather resistance. This elastomeric sealant boasts a dynamic and static construction joint capability of ±31%, ensuring reliable performance. You can easily paint it with primer, and it is fully compatible with CPVC piping, elevating its versatility.
Not only does it serve as a robust barrier for fire and water, but it also significantly reduces noise transfer, achieving an acoustic STC-Rating of 56 in a matching wall assembly. It functions as an effective smoke seal, meeting L-Rating installation guidelines. Furthermore, it adheres to LEED® VOC environmental regulations and the International Building Code (IBC), providing superior life safety building code compliance.
| Application | Commercial Construction |
| Brands | 3M™ |
| Case Quantity | 12.0 Bags per Case |
| Composition | Silicone |
| Container Size (Metric) | 17 Liter, 300 ml, 591 ml |
| Container Size (Imperial) | 4.5 Gal. (US), 10.1 fl oz (US), 20 fl oz (US) |
| Movement Capability | 31% |
| Fire Rating | Up to 3 hr |
| Fire Resistance Type | Ablative |
| Maximum Service Temperature (Celsius) | 149 ºC |
| Maximum Service Temperature (Fahrenheit) | 300 ºF |
| Minimum Service Temperature (Celsius) | -51 ºC |
| Minimum Service Temperature (Fahrenheit) | -60 ºF |
| Product Color | Light Gray |
| Product Form | Cartridge, Drum |
| Product Type | Sealant |
| STC Rating | Up to 56 in a 56 Rated Wall |
| Smoke Developed Index | 0 |
| Smoke Seal | Yes |
| Water Activated | Yes |
| Water-tight | Yes |
| eClass 14 Classification Group | 15310200 |
Product Applications
Recommended Applications of 1000 NS
Dynamic and static construction joints
Perimeter fire barrier systems and curtain wall joints
Firestop blank openings
Penetrating items that pass through fire-rated floor or wall assemblies

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