- Fast skinover – low dirt pickup
- Solvent and isocyanate free
- Multiple colors available
- Permanently elastic in a broad temperature range
- Paint compatible
- Low odor
- Extremely low shrinkage
Seal Bond® 490 is a professional grade liquid flashing for sealing roof penetrations, metal roof seams, gutters and other building envelope applications. SB 490 is a one-part formulation with semi-self-leveling properties for both horizontal and vertical application. SB 490 is based on moisture cure hybrid polymer technology that reacts and cross-links in the presence of moisture to provide a durable seal with excellent weathering and UV resistance and performs in temperatures from -40° F to 200° F.