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EnviroSeal™
High-Viscosity Water-Based Duct Sealant
EnviroSeal is a smooth or fiber reinforced high viscosity water-based duct sealant designed for sealing all joints, seams, and ductwall penetrations of HVAC ductwork up to 15” W.G.
Special Characteristics:
- UL 181B-M Listed / UL 723 Classified
- Indoor/outdoor grade
- For applications up to 15” W.G.
- For all HVAC ductwork applications
- Remains flexible
- Excellent mold and water resistance
- Paintable
- LEED® Compliant - Meets all applicable SCAQMD and CDPH standards
- Conforms to NFPA 90A and 90B
- Manufactured by SMART Local 12
Technical Information:
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| Chemical Type: | Synthetic Latex: EnviroSeal - Smooth EnviroSeal Plus - Fiber Reinforced |
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| Color: | Gray | |
| Odor: | Mild (wet) None (dry) | |
| VOC Content: | 0 g/L (EPA Method 24) | |
| TVOC Emissions: |
Private office - pass School classroom - pass (CDPH Standard Method v1.1) |
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| Density: | 11.4 +/- 0.3 lbs per gallon | |
| Solid Contents: | 64% +/- 3% | |
| Viscosity: | 475,000 +/- 50,000 cP | |
| SHORE A HARDNESS: | >50 | |
| Application Temperature: | 35°F to 110°F | |
| Service Temperature: | 0°F to 220°F | |
| Storage Temperature: | 35°F to 110°F | |
| Dry to Touch: | 1.5 hour (approximate) | |
| Cure Time: |
24 to 72 hours Depending on humidity, application, and temperature |
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| Flexibility: | Pass (ASTM D522 1/8" Mandrel Bend) | |
| Mold Resistance: | Pass (UL 181B Mold & Humidity Test) | |
| Freeze Thaw Stability: | Pass | |
| Adhesion Strength: | Pass - exceeds standards (UL 181B Peel Adhesion) | |
| Coverage: |
25 sq ft/gal at 1/16" 50 sq ft/gal at 1/32" |
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| Shelf Life: | 1 year (unopened container) | |
