The VTA | Wiper Fastening Parts for SKR Element (2 Pack) is a two-pack set of OEM PTFE wiper blades for the VKL 75 wiped-film distillation system. The SKR wiper elements spread feed material into a thin, uniform film on the heated evaporator wall, maximizing surface area for evaporation and ensuring efficient molecular distillation. Wiper elements are consumable components that must be inspected and replaced regularly to maintain distillation efficiency and product quality. Sold in a convenient 2-pack for scheduled maintenance.