GoBoard Pro Sealant is a one-component, moisture-curing, permanently elastic hybrid sealant and adhesive designed for use with GoBoard and other building materials. It forms strong adhesion for waterproofing GoBoard joints, fastener penetrations, and bonding panels in both interior and exterior environments. The formula is non-toxic, solvent-free, and low odor, supporting safe application in a range of conditions.
Key Features
- Strong Adhesion: Bonds to GoBoard, metals, plastics, concrete, wood, foams, and ceramics.
- Moisture-Curing Formula: Maintains permanent elasticity and supports 25% joint movement.
- No Sag Application: Suitable for vertical and horizontal surfaces.
- Fast Skin Time: Skins quickly to support same-day tile installation.
- Weather Resistant: Provides long-term durability in interior and exterior use.
- Easy Application: Dispenses with a standard caulk gun across a broad temperature range.
- Low Odor: Contains no solvents or isocyanates and exhibits minimal odor.
- Paintable and Non-Yellowing: Supports finishing after curing without discoloration.
- VOC Compliant: Meets environmental and building requirements.
- ASTM Certified: Meets ASTM C920, Type S, Grade NS, Class 25 or better.
Specifications
| Specification | Details |
|---|---|
| Color | White |
| Solids | 100% |
| Density | 13.4 lbs/gal |
| Extrusion Rate (ASTM C1183) | 110 g/min |
| Tack Free Time (77Ā°F/50% RH) | 15 min |
| Allowable Joint Movement | 25% |
| Hardness, Shore A (C661) | 55 |
| Tensile Strength (D412) | 1.98 MPa / 250% EB |
| 24 hr Cure Depth | 3 mm |
| UV-A Rating (G53) | 10,000 hrs |
| Temperature Resistance | 250Ā°F |
| Cartridge Volume | 10.3 oz / 20 oz |
GoBoard Pro Sealant provides reliable adhesion and waterproofing performance for GoBoard installations, supporting both structural bonding and joint sealing across interior and exterior applications.