Structural concrete bonding agent/Anti-corrosion reinforcement coating.

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SpecPrep SB is a three-component, long open time, cement/epoxy bonding adhesive, and anti-corrosion rebar coating.

SpecPrep SB offers up to a 24-hour open time and a structural bond for fresh concrete or repair mortars to existing concrete.

SpecPrep SB also provides an anti-corrosion, protective coating for steel rebar in concrete restoration.

SpecPrep SB will resist penetration of water and chlorides but will not form a vapor barrier after cure.

Features & Benefits

  • Bonds steel to fresh concrete
  • Long open time up to 24 hours
  • Easy to apply by spray or brush
  • Interior/exterior, above or below grade
  • Bonds fresh concrete to hardened concrete
  • Breathable for exterior on grade applications
  • Anti-corrosion coating for steel reinforcement
  • VOC Compliant/Solvent Free = 0 grams per liter


  • Steel 
  • Repair mortars
  • Bonds fresh concrete to hardened concrete

Note: Hazardous chemicals must be shipped via UPS Ground. All other shipping options will be removed from checkout if added to cart. If you need expedited services for non-hazardous products, please make a separate transaction.
Rated 5.0 out of 5 stars
Based on 3 reviews
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
3 reviews
  • PS
    Phil S.
    Verified Buyer
    Deco Shine High-Gloss Protective Exterior Sealer
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    I recommend this product
    Rated 5 out of 5 stars
    1 week ago

    Great product thank you

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