ASTM D4068
ASTM D4068 – Standard Specification for Chlorinated Polyethylene (CPE) Sheeting for Concealed Water-Containment Membrane Description: Abstract This specification covers flexible chlorinated polyethylene sheeting for use in concealed water-containment membranes in applications susceptible to costly secondary damage from leakage and which require very long term reliable performance, for example, fountains, pools, planters, shower and safe pans, …