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NSF Certified Repair and Waterproofing Mortar

VANDEX UNI MORTAR 1 ZSR is a single-component, waterproofing mortar, which is NSF approved for resurfacing potable water structures. VANDEX UNI MORTAR 1 ZSR can be used to make horizontal, vertical and overhead repairs. In addition to repairing concrete and masonry substrates, VANDEX UNI MORTAR 1 ZSR also waterproofs and is resistant to residential sewage and sulfates. VANDEX UNI MORTAR 1 ZSR is applied in 1/4” (6 mm) to 1” (25 mm) lifts by trowel or spray equipment.

Features & Benefits

  • NSF certified for potable water
  • Perfect for horizontal, vertical and overhead surfaces
  • Sewage and sulfate resistant
  • Repairs and waterproofs at the same time


  • Structural slabs
  • Swimming pools
  • Foundations & basements
  • Tunnels
  • Dams & water reservoirs
  • Manholes
  • Sewage & water treatment plants
  • Culverts
  • Spillways

Specifications / Compliances

  • VANDEX UNI MORTAR 1 ZSR is NSF (ANSI STD 61) certified for use with potable water.


VANDEX UNI MORTAR 1 ZSR is packaged in 55 lb. (25 kg) bags.