UltraTile ProLevel Ultimate is a semi-rapid curing, high performance free flowing single part smoothing underlayment. The product’s unique formulation consists of a powdered blend of cements, polymers, graded fillers and additives. It incorporates Envirobead technology which is made with 20% recycled material for improved application and reduced environmental impact. UltraTile ProLevel Ultimate is suitable over a wide range of subfloors at depths between 2-12mm and up to 30mm over good solid substrates such as concrete.