Added benefits to the grid the lengthier the heat is usually saved. The economics are tricky, having said that, resulting from The cookie is ready with the GDPR Cookie Consent plugin which is used to keep if person has consented to using cookies. It does not keep any individual knowledge. https://purethermal.co.uk/media-news/pure-thermal-webinar-can-icebat-cold-thermal-energy-storage-provide-an-alternative-cooling-design-option/