Not required., Fundo Top Primo., Ligno Plus., Point drainage, square drain cover., Fundo drain-substructure element., Wedi building board., Wedi 320 tile adhesive., Wedi 520 - sealant., Wedi 610 adhesive sealant., Wedi fundo sealing set., Wedi tools sealing tape., Wedi tools joint reinforcement tape., Subliner Dry and Flex.