Ultra Spec® Masonry High Build Block Filler

  • Fills small cracks and voids in concrete, cinder block, and rough masonry
  • Can be used with either interior or exterior Benjamin Moore finish coatings
  • Can be used on exterior masonry surfaces when properly top coated with a Benjamin Moore exterior finish product
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A full bodied and high build, latex block filler specially formulated for easy brush, roll or spray application. It may be top-coated with conventional Latex or Alkyd finishes as well as with Epoxy, Aliphatic Urethane, and Quick Dry Enamels.

  • Engineered with Gennex® Color Technology

Recommended for:

Designed to be used as a preparatory coating to create a less porous, smoother painting surface.

Product Number



5 Gallon

Premixed Colors



Sheen (or Gloss)

Resin Type

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