That's a good one. There are different types of Scotch brite
where white is fine, green is medium and brown is coarse.
I think the old stuff is foam rubber soaked in waxoil.
Thomas
Paul Bauman wrote:
> Since I had the heater box back out, I got to thinking about the recent
> posts describing padding around the core inside the box. Given the age of
> our cars, I would guess that this padding was something like horsehair. We
> are not zoned for horses, so I tried to think up an alternative.
>
> At first I considered foam insulation, and looked at the tube insulators
> that go around water pipes in the attic. I then thought about the blower
> motor. To need a resistor the size of the one in the heater box suggested
> that the motor drew a lot of current. That means more than a bit of ozone as
> well. If I learned anything from working on copy machines, it is that ozone
> dissolves foam rubber very quickly. Turns it into an oooey-gooey paste in no
> time.
>
> I then found something lying on the bench that I think will work very well.
> A ScotchBrite green scrubby pad! It's not made of foam and it is designed to
> be water-resistant. I sliced up some strips and glued them to the heater
> core using all-purpose glue.
>
> A check fit showed that the pad is just the right thickness as well. Posted
> a pic on Picturetrail under the SuperBowl 2002 gallery.
>
> Paul Bauman
> Westminster, CA
> http://www.picturetrail.com/bauman311
>
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