When heat is called for in the night, or sunless hrs, or Wintertime, humidified air flows with the zeolite. Given that the humidity is adsorbed from the zeolite, warmth is launched into the air and subsequently to the setting up space. This manner of TES, with certain utilization of zeolites, https://www.gledhill.net/products/thermal-storage/boilermate-ov-pre-plumbed/