SpecPrep SB

Structural concrete bonding agent/Anti-corrosion reinforcement coating

Data Sheets:

Available in 50 lb. bags

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Features & Benefits

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


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.