Recommendations:

• at least 3 people
• 2-3 telescopic rod with resilient sponges
• a long pipe (is in the metal locker in dome)
• at least normal sponges
• a not aggressive (not chemical) detergent, e.g. “Frosch Neutral Reiniger”
• 4-5 pails (one to cool the beverages ;) )
• ladder

Crew: Rainer, Marcel, Carlo, Marc