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Red Head A7P-28 A7+ Quick Cure Adhesive, 28 Oz.


Quick curing hybrid epoxy adhesive

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Red Head A7+ is a high-strength, fast-cure adhesive that is designed to securely anchor threaded rod and rebar to cured concrete and masonry.  A7+ is one of the most versatile anchoring solutions on the market, suitable for use in an extremely wide range of applications and environmental conditions.


  • All weather formula
  • Works in damp holes and underwater applications
  • Qualified for use in concrete, grout-filled and hollow block, brick, and clay tile
  • ICC-ES approved for cracked concrete and seismic conditions (ICC-ES ESR-3903)
  • ICC-ES approved for grout-filled masonry (ICC-ES ESR-3951)
  • Cures in only 45 minutes (at base temperature of 70F/21C)
  • NSF 61 Listed, certified got use in conjunction with drinking water systems
  • No extra time required for drying saturated concrete or water-filled holes
  • Easy pumping even in cold temperatures
  • Low odor—suitable for use indoors and in occupied buildings
  • Optimum viscosity simplifies use in overhead and horizontal holes
  • 18-month storage life minimizes waste and risk of using expired product
  • Rugged, re-sealable cartridge resists breakage due to rough handling or cold temperatures
  • Suitable for oversized and diamond cored holes with increased depths
  • Store between 32°F and 95°F in a cool, dry place


  • (1) 28 fluid ounce cartridge
  • (1) S55 mixing nozzle


Adhesive Type: 2-part injectable hybrid epoxy
Anchor Size & Type: Threaded rod: 1/4″ – 1-1/2″
Reinforcing bar: #3 – #11″

Load Type: Suitable for use in applications subject to short- and long-term sustained loads, including static, seismic and wind loads in tension or shear
Water Resistance: 100% hydrophobic, suitable for use in saturated concrete and water-filled or submerged holes

Hole Orientation: Suitable for use with vertical down, horizontal and overhead anchors
Hole Size: 1/16″ to 1/8″ larger than diameter of rod / rebar

Drill Types: Hammer or standard rotary drill using carbide-tipped bits. For instructions for use with diamond core drills, call Technical Service at (800) 848-5611
Application Temperature: 14° to 110° F (-10° to 43° C)

In-Service Temperature: -41° to 176° F (-41° to 80° C)
Working Gel Time: 5 minutes at 70° F (21° C)

Full Cure Time: 45 minutes at 70° F (21° C)
Adhesive Color: Gray when properly mixed

Storage Life & Temperature: 18 months from date of manufacture when stored in 32° to 95° F (0° to 35° C)
Country of Origin: Made in France

Curing Times

Concrete (F°)Adhesive (F°)Gel TimeFull Cure Time
1101101.5 Minutes45 Minutes
90903 Minutes45 Minutes
70705 Minutes45 Minutes
505015 minutes90 minutes
303035 minutes4 hours
143035 minutes24 hours

Most Competitive Spacing & Edge Distance

Nominal Anchor Diameter (In.)Minimum Spacing (In.)Minimum Edge Distance (In.)

Additional information

Weight1.5 lbs


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