I second the nomination for Kilz. I've used it on hollow core dark
colored/stained interior doors that I wanted to paint white. It's the only stuff
that worked. But be cautious of the latex version; I found it to be not as
effective as the oil based stuff. I painted over with latex white with no
problems.
"Kai M. Radicke" wrote:
> My old (small) homework shop I am converting into a home office. Since the
> room used to be a nasty green, from the previous home owners, I left it that
> color when I started using the room as a shop. However, as a home office I
> wanted it white. So now after painting I have these nasty small red dots
> bleeding through the white paint. See images:
>
> http://astro.temple.edu/~kmr/images/paint1.jpg
>
> http://astro.temple.edu/~kmr/images/paint2.jpg
>
> This is what I did for preparation:
>
> 1) Spackled all holes that existed in the walls. There was no evidence
> of this red stuff on the previous old coat of paint. However, as the
> spackle dried the red seeped through in some areas that had small nail
> holes. No worries I thought, the primer / sealer will take care of it.
>
> 2) Used a primer / sealer (Valspar brand) sold at Lowes that was meant
> for use on existing drywall that had existing coats of paint. The primer /
> sealer did dull the bleeding color, but it still seeped through.
>
> 3) Waited a few days and applied more primer / sealer to each of the red
> dots. This dulled them a bit more, but they still bled through.
>
> 4) Today I decided I was going to try painting anyway and theorized that
> a thick coat of latex paint in those areas may be enough to keep the dots
> hidden. Nope, the dots bled through. If it matters, the paint is Olympic
> brand interior latex (Delicate White) again the stuff available at Lowes.
>
> Any idea how to get rid of the red dots short of cutting out the offending
> pieces of drywall?
>
> The good news of the day though is that after 3 weeks the building permits
> for my 14x30 addition have been approved! Construction should begin
> sometime next week...
>
> Thanks everyone!
>
> Kai (too busy to even make it to the TRF this weekend)
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