Fix Your Roof Leaks Now, No Need to Wait with Pro-Grade 923
Our original PermaPatch & Repair now called Pro-Grade® 923 Butter Grade Silicone Roof Sealer cures underwater. The Pro-Grade 923 is a trowel grade, 100% silicone rubber that is ideal for sealing penetrations. It is excellent for use over cracks, seams, penetrations, holes, fish mouths, laps, curbs, drains and joints.
BENEFITS:
- Permanent
- Low VOC
- Watertight
- Crack Resistant
- High Solids
- UV Resistant
- Ease of Application
- Superior Adhesion
- Use on Damp & Wet Surfaces
