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12.5 oz. AT-XP® High-Strength Acrylic Adhesive

Brand: Simpson Strong-Tie Mfg#: AT-XP13
Product#: 137ATXP13
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Formulated for high-strength anchorage of threaded rod and rebar into cracked and uncracked concrete and masonry under a wide range of conditions, AT-XP® adhesive dispenses easily in cold or warm environments and in below-freezing temperatures with no need to warm the cartridge. When mixed properly, this low-odor formula is a dark teal color for easy post-installation identification.


  • Available in 9.4 oz., 12.5 oz. and 30 oz. cartridges for application versatility
  • Passed the demanding ICC-ES AC308 adverse-condition tests pertaining to reduced and elevated temperatures and long-term sustained loads
  • Easy hole-cleaning procedure – no power-brushing required
  • Code listed under the IBC/IRC for masonry per IAPMO UES ER-281 and City of L.A. RR25966
  • 10:1 two-component high-strength, acrylic-based anchoring adhesive
  • Suitable for use in dry or water-saturated concrete
  • Manufactured in the USA using global materials
  • Compatable Tools: ADT813S dispensing tool / AMN19Q mixing nozzle
  • Suitable for use under static and seismic loading conditions in cracked and uncracked concrete as well as masonry
  • Code listed under the IBC/IRC for cracked and uncracked concrete per IAPMO UES ER-263 and City of L.A. RR25960
  • For best results, store between 14°F and 80°F
  • Volatile Organic Compound (VOC) – 30 g/L
  • Cures in substrate temperatures as low as 14°F (–10°C) in 24 hours or less


  • Brand: Simpson Strong-Tie