ultra flex rs 50lb

ultra flex rs 50lb Mapei Ultraflex RS
Premium grade high performance rapid setting polymer modified mortar suitable for both wall and floor applications.

This mortar achieves initial set in ~1 hour. ErthCOVERINGS recommends this mortar for all stones that may be stained by a regular multi-purpose mortar or for floor installations that must be ready for use in a short period of time