Crack Sealants

QUIKRETE® Polyurethane Non-Sag Sealant

QUIKRETE® Polyurethane Non-Sag Sealant (No. 866013) is a high-performance, construction grade polyurethane sealant designed for vertical and overhead surfaces.

Used For:

  • Vertical or horizontal expansion joints in concrete, stucco or masonry.
  • Caulking around window and door openings.
  • Sealing skylights and chimney flashings.


  • The non-sag formula provides superior adhesion and flexibility. Meets ASTM C 920, Type S, Grade NS.

Available In:

  • 300 ml (12 per case)