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Damp Lock

SEAL-KRETE® DAMPLOCK® Masonry Waterproofing Paint is a ready-to-use, ultra low odor formula for concrete and masonry. Suitable for above and below grade use, DampLock Masonry Waterproofing Paint withstands up to 15 psi of hydrostatic pressure – meeting the ASTM standard for below grade waterproofing. It reduces radon gas penetration through basement walls and is ideal for use on concrete and cinder blocks, retaining walls, bird baths, pre-cast fixtures and foundations.

  • 15 Year Warranty
  • Stops Up to 15 psi
  • Resists Mold & Mildew
  • Easy-Clean Finish, No Sand or Grit
  • Low VOC/Low Odor

Typical Uses

✓ Basement walls  


✓ Retaining walls

✓ Above & Below Grade 


✓ Foundations

✓ Bird baths & pre-cast fixtures  


✓ Concrete & Cinder Blocks

✓ Brick & Stucco walls   


Technical Information

Technical Data Sheet


131001 - 1 Gallon
131005 - 5 Gallon