Red Devil Masonry and Concrete Acrylic Sealant, Gray vs Red Devil Foam & Fill Large Gaps & Cracks Sealant, 8 oz, Off White (Case of 6)

Overall winner: Red Devil Masonry and Concrete Acrylic Sealant, Gray

Key Differences

Choose the Masonry Acrylic Sealant (A) if you need a durable gray sealant that blends with concrete, seals cracks and joints, and has a higher average rating. Pick the Foam & Fill Sealant (B) if you need a product that fills large holes and gaps, is sandable/paintable/stainable, and works indoors or outdoors despite some reported foam flow and handling issues

Red Devil Masonry and Concrete Acrylic Sealant, Gray

Red Devil Masonry and Concrete Acrylic Sealant, Gray

Red Devil • ★ 4.1/5 • Mid-Range

Acrylic sealant designed to seal cracks and joints in concrete, masonry, stone, and brick with a concrete-like texture. Easy to apply and blends with concrete or mortar; some users noted color match and drying time vary

Pros

  • Blends easily with concrete and mortar
  • Seals cracks and joints in multiple materials
  • Texture matches concrete appearance
  • Easy to apply

Cons

  • Drying time varies by user
  • Color match may be too light for older mortar
  • Texture may be perceived as soft by some users
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Red Devil Foam & Fill Large Gaps & Cracks Sealant, 8 oz, Off White (Case of 6)

Red Devil Foam & Fill Large Gaps & Cracks Sealant, 8 oz, Off White (Case of 6)

Red Devil • ★ 3.8/5 • Mid-Range

Expanding polyurethane sealant for large holes, gaps, and cracks. Suitable for inside or outside use; sandable, paintable and stainable after curing. Some customers report easy use, while others find foam flow problematic

Pros

  • fills large holes and gaps
  • sandable after curing
  • paintable and stainable

Cons

  • foam flow issues reported by users
  • mixed feedback on ease of use
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Head-to-Head

CriteriaWinner
Price Red Devil
Durability Red Devil
Versatility Red Devil
User Reviews Red Devil