Boot for Second Generation Dimension EC Cell -- Set of one (1) spare boot and five (5) vent tubes -- Seals cell against cover glass (EC-V2-CO VER GLASS) upon engage -- Perfluoro elastomer (FFKM) for maximum solvent compatibility -- Included with the second generation Dimension Icon and Edge EC accessories (Models ICONEC-V2-NOPOT, ICONEC-V2-POT-100V, -110V, EDGEEC-V2-NOPOT, EDGEEC-V2-POT-100V, -110V) but available as a spare part -- REQUIRES one of the second generation Dimension Icon or Edge EC accessories (see model numbers above)