If it is built correctly the Bong gets drained absolutely completely
~ no mess at all.

The small hose at the bottom determines the amount of draining that
gets accomplished.

If you have it pushed down far enough into the expansion tank you can
drain the whole

tank ~ but of course you really don't want to do that.

                                                        ORR ~ DeanB

On 8 May , 2012, at 11:35 AM, James Felder wrote:

> Then you didn't build yours correctly. The original design has a
> clever provision to drain almost completely.
>
> Jim
>
>
>
> On May 8, 2012, at 12:09 PM, "HotelWestfalia" <zolo@foxinternet.net>
> wrote:
>
>> The only reason I don't like it is, that when you are finished
>> filling up, it's a mess to empty that pipe.  I use a flexible one
>> that you can bend down and empty it into a container.  I have the
>> cap on when I fill up at one of the hoses, having the relevant pipe
>> plugged with a rubber plug I buy at Lowes.
>> Zoltan
>>
>>
>> ----- Original Message ----- From: "James Felder" <jim.felder@GMAIL.COM
>> >
>> To: <vanagon@GERRY.VANAGON.COM>
>> Sent: Tuesday, May 08, 2012 9:52 AM
>> Subject: Re: Filling the coolant - Libby Bong
>>
>>
>> I am a satisfied Libby Bong user.
>>
>> Jim
>>
>>
>>
>> On May 8, 2012, at 11:23 AM, Rob <becida@COMCAST.NET> wrote:
>>
>>> This was mentioned, I've never used one but it looks like a good
>>> idea.
>>>
>>> Libby bong
>>> http://www.thesamba.com/vw/forum/viewtopic.php?t=234192&highlight=libby+bong
>>>
>>> Rob
>>> becida@comcast.net
>>