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323 K-NRG Gap Seal FR™
4.8 (41 items)
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$54.00 cheaper than the new price!!
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New $90.00
Product details
| Management number | 213687217 | Release Date | 2026/04/12 | List Price | $36.00 | Model Number | 213687217 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
323 K-NRG Gap Seal FR is a single-component, water-based acrylic mastic sealant that forms a tough, monolithic, elastomeric-like membrane, designed to prevent air passage by sealing joints, penetrations, and transitions on above-grade wall air barrier assemblies. This fire-resistant sealant is fully compatible with 321 K-NRG Seal VP and passes the stringent NFPA 285 Fire Test.
- One-part, water-based acrylic sealant with elastomeric properties
- Seals gaps and transitions before air barrier coating
- Meets NFPA 285 Fire Test standards
| Color | Red |
|---|---|
| Item Form | Paste |
| Brand Name | Karnak |
| Item Weight | 12.4 Pounds |
| Manufacturer | Karnak |
| Material Type | Acrylic |
| Surface Recommendation | Tile, Pipe, Counter Top, Window, Door, Sink, Tub, Walls |
| Water Resistance Level | Waterproof |
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