Olefin heat and moisture exchanger

摘要

A heat exchanger medium which can be incorporated into a heat and moisture exchanger. The heat exchanger medium includes an elongate sheet of spunbonded olefin. The sheet has a longitudinal axis, a front and back surface and first and second edges generally parallel to the longitudinal axis of the sheet. The sheet may be covered with a hydrophilic coating and a desiccant.