It allows dirt and water to migrate into and under it. It does not
adhere uniformly allowing leaks where there appears to be sealant. All
to often it is used on vertical seams in excessive amounts and is a
royal pain to remove.
Charlie
On 3/20/2012 8:26 PM, Hunter Hampton wrote:
> On 3/20/2012 9:22 PM, Charlie Burke wrote:
>> Vulkem was one of the two sealants used by Airstream. The high VOC's of
>> Vulkem forced them to change to other products among them SikaFlex 721UV
>> and TremPro 635.
>>
>> Vulkem and it's replacements were/are used to seal roof penetrations,
>> eyebrow seal doors and windows. It is also used inside the shell to seal
>> joints and appliance penetrations. Those how have removed a water heater
>> know all to well how well Vulkem holds up.
>> My experience so far is that the Vulkem replacements do not hold up as
>> well in exterior applications. I still prefer Vulkem.
>>
>> Arcyl R is a wicking sealer that draws up into seams and joints. It is
>> used to seal the tops of side moldings and vertical seam joints. Because
>> it is so runny it is not used on horizontal overlap seams
>>
>> Charlie
>>
> Why can't I use silicone on the seams?
>
> I know I can't, I forget why....
>
> Hunter
>
>
> ------------------------------------
>
> To unsubscribe from this group, go to http://www.groups.yahoo.com/group/AirstreamList/ and unsubscribe. To suspend delivery while traveling, simply change the delivery option to No Mail-Web only.
>
> This site is not sponsored by or affiliated in any way with Airstream Inc, Thor Inc, or the WBCCI.
>
>
> Yahoo! Groups Links
>
>
>
>
This site is not sponsored by or affiliated in any way with Airstream Inc, Thor Inc, or the WBCCI.
0 comments:
Post a Comment