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Brand New Weather/Meteorological balloon in a box containing the balloon in a sealed foil package. Balloon Specification: Balloon Weight: 800g Neck Diameter: 8cm Burst Diameter: 6.6m Burst altitude and rate of ascent depends on the weight carried and amount and type of lifting gas used - see http://habhub.org/calc/ For example you should typically reach over 100,000ft with this balloon using Helium and carrying a 500g payload at the standard ascent rate. Release (free flight) of these balloons in the UK requires a CAA permit - see http://wiki.ukhas.org.uk/guides:faq Tethered (captive) flight of these balloons above 60m requires a CAA permit - see https://www.caa.co.uk/application.aspx?catid=33&pagetype=65&appid=11&mode=detail&id=4409 Contact me if you have any questions. |