BEGIN:VCALENDAR PRODID:-//github.com/rianjs/ical.net//NONSGML ical.net 4.0//EN VERSION:2.0 BEGIN:VEVENT DTEND:20260610T120000Z DTSTAMP:20260501T222339Z DTSTART:20260610T110000Z ORGANIZER: SEQUENCE:0 SUMMARY:CIBSE NW:AHU Refurbishment:Practical route to performance & decarb onisation UID:CIBSE-EVENT-a1EQx000005zf3PMAQ END:VEVENT END:VCALENDAR