ПДВ-М additional top modular packer is designed for additional sealing of the “head” of the casing liner or overlapping the place of leaks above the “head” of the casing liner. This parker is used in wells equipped with casing liner, the runoff which was carried out using suspensions of the ПХЦЗ type.
Standard sizes of manufactured packers: ПДВ-М 102.000, ПДВ-М 114.000, ПДВ-М 127.000.