Premium Duct Sealant –
PROseal®
Water-Based HVAC Duct Sealant
To seal metal and metal joints against air leaks in low, medium, and high-pressure duct systems.
Description
PROseal is a premium quality, high velocity, smooth-textured, and water-based duct sealant.
Special Characteristics
- UL GREENGUARD GOLD Certified
- UL 181B-M Listed / UL 723 Classified
- Indoor/outdoor grade
- For applications up to 15” WG
- Low brush drag and spreadability
- Permanently seals metal duct systems
- Highly crack resistant
- Remains flexible
- Excellent UV, flexibility, mold resistant, and water-resistant properties
- Paintable with latex based paint
- Will not drip or sag
- Mild odor
- LEED® Compliant, meets all applicable EPA Method 24, CDPH, and SCAQMD standards
- Qualifies for LEED® Credit EQ 4.1
- Conforms to requirements of NFPA 90A and 90B
- Manufactured by SMART Local 12
Technical Information
 |  |  |
| CHEMICAL TYPE: | Synthetic Latex | |
| COLOR: | Gray | |
| ODOR: | Mild (wet) None (dry) | |
| VOC CONTENT: EPA Method 24 | Pass - Very Low | |
| TVOC EMISSIONS: CDPH Standard Method v1.2 | Private Office - Pass School Classroom - Pass |
|
| DENSITY: | 11.3 +/- 0.3 lbs per gallon | |
| SOLID CONTENTS: | 62% +/- 2% | |
| VISCOSITY: | 275,000 +/- 25,000 c.p.s. | |
| APPLICATION TEMPERATURE: | 35°F to 110°F | |
| SERVICE TEMPERATURE: | -25°F to 220°F | |
| STORAGE TEMPERATURE: | 35°F to 110°F | |
| DRY TO TOUCH: | 1 hour (approximate) | |
| CURE TIME: | 24 to 72 hours Depending on humidity, application, and temperature |
|
| FLEXIBILITY: ASTM D522 (1/8" Mandrel Bend) | Pass | |
| MOLD RESISTANCE: UL 181B Mold & Humidity Test | Pass | |
| FREEZE THAW STABILITY: | Pass | |
| ADHESION STRENGTH: UL 181B Peel Adhesion | Pass - Exceeds Standards | |
| COVERAGE: | 25 sq. ft./gal. at 1/16" 50 sq. ft./gal. at 1/32" |
|
| SHELF LIFE: | 1 year (unopened container) | |