From: Sandy Allsopp [mailto:helikites@yahoo.com]
Sent: Wed 2/25/2009 12:05 PM
To: Colwell, Catharine H.
Subject: Re: Research Project at Mainland High School, Daytona Beach, FL USA


Dear Catharine,

Thank you for your interest. Please find answers below.

How much would it cost for a Helikite that could lift a minimum of 25 kg?
�23,000

How many canisters of helium and under what pressure would be necessary to inflate?
64 cubic metres. Cylinders at 200 bar. You tell me!

How long would it take to inflate a kite this size?
15 minutes

How long could this balloon stay in the air
7 - 10 days

What kind of maintainence would be required to keep it aloft?
None

Please let me know if you win!

Regards,

Sandy Allsopp
Managing Director
Allsopp Helikites Ltd.
www.helikites.com
www.allsopphelikites.com
Tel: +44 (0)1725 518 750
Fax: +44 (0)1725 518 786

Allsopp Helikites Ltd.
South End Farm
Damerham
Fordingbridge
SP6 3HW
UK