WATERTITE® Hydraulic Cement

Permanently stop the active flow of water with Rust-Oleum® Zinsser® WATERTITE® Hydraulic Cement for Concrete & Masonry. This powerful formula adheres to wet surfaces and expands as it dries to fill deep cracks and holes, creating a watertight seal in just five minutes.

  • Seal deep cracks and holes
  • Adheres to wet surfaces
  • Creates a “watertight” seal in 5 minutes
  • Use for patching or anchoring
  • Available in convenient 2.5 lb. carton and 10 lb. pail

For Best Results

Sets quickly; only mix as much as you can use in 3–5 minutes.

Available Sizes

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