TOTAL HEAT EXCHANGE ELEMENT PARTITION MEMBER, AND TOTAL HEAT EXCHANGE ELEMENT AND HEAT EXCHANGE TYPE VENTILATION DEVICE USING THE TOTAL HEAT EXCHANGE ELEMENT PARTITION MEMBER

摘要

PROBLEM TO BE SOLVED: To improve moisture permeability of a total heat exchange element partition member and improve total heat exchange efficiency of a total heat exchange type ventilation device.SOLUTION: This invention provides a total heat exchange element partition member having a moisture permeable material prepared by polymerization of a low molecular weight compound in a porous base material 17, the total heat exchange element partition member characterized by having the porous base material 17 obtained by laminating two kinds of base materials of a first porous base material 19 and a second porous base material 20 different in strength to shrinkage of the moisture permeable material.