„ELPLAST+" Sp. z o.o. manufactures the following types of preinsulated pipes: PE-PU-PE, PE-ST-PU-PE, ST-PU-PE, PE-ST-PU-SPIRO, ST-PU-SPIRO. PE-PU-PE pipes are designed to be used in process piping systems and air-conditioning systems, both underground and on the surface of mines that extract basic and common minerals (excluding gas, petroleum and hard coal). PE-ST-PU-PE pipes, ST-PU-PE pipes, as well as PE-ST-PU-SPIRO pipes and ST-PU-SPIRO are intended to be used in air-conditioning systems and process piping systems in mines.