Kendall ARGYLE Universal Bubble Tubing can be cut to the exact length. Non-Conductive and Conductive types available. Clear PVC formulation rated to 16" Hgvacuum non-conductive type and 22" Hg conductive type. Bubble every 36" (91cm) can be cut to form integral tapered or funnel connectors. Conductive type meets N.F.P.A. specifications for use with flammable agents. Dispensed in single roll case.