Date: Sun, 18 Nov 2001 10:25:54 -0800
Reply-To: Todd Last <Rubatoguy@MINDSPRING.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Todd Last <Rubatoguy@MINDSPRING.COM>
Subject: Re: 81 Westy - Heat, Rust & Noise
Content-Type: text/plain; charset=us-ascii
Any danger of creating a rust problem by doing this? (By inadvertently
creating water traps)
Sounds like a neat idea though.
Todd
'88 Westy
Gary Stearns wrote:
> I have used the foam spray and it does make a difference. I used it
> almost entirely in the frame channels beneath the van rather than
> above in the passenger compartment. I did learn a few things that
> might be useful. First is that it creates a closed cell foam that
> will not absorb or hold water. The thing to be careful of is that you
> don't block and drainage channels. Next even though I used the
> "minimal expansion" version, it expands alot. Plan on having to cut
> it away from places where it grows out of it's intended location. In
> the channels below the van where I put it, it didn't expand or buckle
> any metal. It might though with the lighter sheet metal in the
> passenger compartment. I'd suggest doing a little at a time. I tried
> to use a small vinyl hose to extend the reach. No good. The foam
> expanded too much before it got to the end of the hose. Within
> seconds it blew the hose off of the can and made a royal mess. WEAR
> GLOVES. DON'T WEAR CLOTHES THAT YOU PLAN TO WEAR AGAIN! When this
> stuff hits skin, it stay for weeks 'till it wears off. Use all
> caution to keep it from places that you don't want it. I have never
> seen a more powerful adhesive. I was trying to dampen engine
> vibrations from getting into the cabin. It took about 4 cans to fill
> all of the channels beneath, but it produced a great improvement in
> noise. Gary
>
> ----- Original Message -----
> From: Ron Schlamp
> To: vanagon@GERRY.VANAGON.COM
> Sent: Saturday, November 17, 2001 11:51 AM
> Subject: 81 Westy - Heat, Rust & Noise
> I recently read the article which is titled Heat, Rust and
> Noise and linked to the Vanagon site. I found this very
> informative and I want to try this. I am wondering if
> others have tried it and if so what their reactions to it
> are. . I am wondering if it is ok to fill the channels
> talked about completely with the foam spray. Should I leave
> a spot open in the lowest part of each channel for moisture
> to escape? Can I use a hose to get the stuff in the channel
> above my windows in the rear side areas? Does it matter
> what expansion type of foam I use? Will the stuff expand so
> much as to push out any of the tin, assuming I use it only
> within the channels and not just in the wall cavities?
> After opening up some of the panels I see that moisture has
> been trapped in side. The bit of yellow insulation I pulled
> out was damp on the bottom. I also see a small bit of
> surface rust on the inside of the cavity at the bottom along
> with some gunk. How do I clean this up before putting Kool
> Patch on? How do you steam clean? Also after I have the
> area clean do I pain the Kool Patch right to the bottom and
> perhaps up the inside tin of the cavity just a bit to make a
> bathtub effect in the bottom of the cavity? I have
> located the Q-pads at a local retailer, I have not found the
> Kool Patch as of yet, nor have I found the NASA insulation.
> Do you have any suggestions in terms of new products that
> might improve on what you used (I am not sure when you wrote
> your article)? I know that 3M makes some great heat barrier
> kinds of materials. Sorry for all the questions. Like
> anyone who is new to this kind of thing I feel like I really
> want to do my research, before I do something stupid.Ron
> Schlamp
> r.schlamp@sk.sympatico.ca
>
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