ARDEX RA 84 is a two-component, non-sag, styrene-free, acrylic system used for anchoring and dowelling applications in uncracked concrete using threaded rod and rebar. Due to its ultra-fast cure time, it is an ideal capping gel for ARDEX Crack Injection applications. ARDEX RA 84 is moisture insensitive, allowing installation and curing in damp, water-saturated environments.