Sherwin-Williams Thompson Multi-Surface WaterProofer 1 Gallon

For multi-surface waterproofing that protects wood, brick and concrete and allows your wood to gray naturally.

Product Features:

• Prevents water damage.
• Beads & waterproofs.
• Allows wood to gray naturally.
• Exceeds all federal waterproofing standards for wood, concrete and brick:
• Wood: exceeds industry standard ASTM D-4446 for waterproofing wood.
• Concrete: exceeds federal specification TT-C-555B for resistance to wind-driven rain.
• Brick: exceeds federal specification SS-W-110C for water repellency on brick.

Use on: decks & fences, brick patios, concrete driveways, exterior surfaces.

Use when mildew/biological factors are not a problem.