🔥 Seal the deal with confidence—firestop that works as hard as you do!
Rectorseal 66309 Firestop Sealant is a high-performance, red intumescent caulk designed for fire-rated construction joints and penetrations. It offers up to 4 hours of fire resistance per ASTM E 814 and UL standards, cures elastomerically to accommodate dynamic movement, and is easy to apply with no mixing required. Ideal for metal, plastic, insulated pipes, and cable penetrations, this 640 Fl Oz bulk sealant is a trusted choice for professional tradesmen seeking reliable, code-compliant firestop solutions.
| Material | Solvent |
| Brand | Rectorseal |
| Style | Compact |
| Item Weight | 3 Pounds |
| Item dimensions L x W x H | 5 x 9.5 x 3.5 inches |
| Compatible Material | Concrete |
| Water Resistance Level | Water Resistant |
| Item Form | Paste |
| Supported Standards | ASTM E 814, UL 1479, UL 2079, CAN/ULC-S115, STC rating 62 |
| UPC | 021449663090 |
| Unit Count | 640.0 Fl Oz |
| Global Trade Identification Number | 00021449663090 |
| Number of Items | 1 |
| Color | Red |
| Surface Recommendation | Wall |
| Manufacturer | The Rectorseal Corporation |
| Part Number | 66309 |
| Item Weight | 3 pounds |
| Product Dimensions | 5 x 9.5 x 3.5 inches |
| Country of Origin | USA |
| Item model number | 66309 |
| Item Package Quantity | 1 |
| Included Components | 5 Gal Pail |
| Batteries Required? | No |
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