The biggest glassbong of the world, manufactured by Günter Diehm (senior glassblower at G-Spot) has the following dimensions:

Height: 2,63 meter
Volume: 108 liter
Pipediameter: 25 cm
Wallthickness: 5 mm
Jointsize: NS 45

Below you find some impression from the production of this gigantic bong and from the bong at some events. 

zbild riesenbong 052.jpg

herstellung riesenbong 021.jpg

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herstellung riesenbong 036.jpg

herstellung riesenbong 040.jpg

herstellung riesenbong 045.jpg

herstellung riesenbong 046.jpg

herstellung riesenbong 055.jpg