ARDEX RA 144 is a low viscosity, high modulus structural epoxy adhesive used for a variety of repair projects. With its low viscosity, it is perfect for horizontal gravity-feed repair of fine to medium size cracks of 3mm to 6mm and can be used in temperatures between 10°C and 35°C. Its bonding and sealing capabilities for interior and exterior slabs are exceptional. It can also be used as an epoxy mortar for spall repair when mixed with aggregate.