When I went through the paint left by the previous owner, I found a
couple cans of "weatherbeater" exterior flat paint that matched one of
the bedroom walls. I am pretty sure that was what they used to paint
While it's nice to have a weatherproof effect and one coat coverage
etc, is there any issues using exterior paint inside the house? The
only thing I would be concerned is the mildewcide that is used in some
of the exterior paints. Does that stuff spread around in the air or
it just means it's not a good idea to eat your food off the walls? <g>
Would it be sufficient to cover it with a interior paint if I choose
to repaint the room?
Years ago that made a lot of sense with the oil and lead based paints.
Today they are different. Exterior paint often has UV inhibitors and
additives to keep it more flexible, but can still be used indoors.
Is there a phone number to call with questions on the paint can? I'd try
calling it. If there isn't you might want to try calling Behr as if it were
their paint. I called them once and they had smart people answering the
I'd be interested in what they say too. I have NEVER seen a can of interior
OR exterior paint with any kind of notice to NOT use it in the opposite
environment. I cross-use them all the time, depending on where I'm
painting, mostly shop, garage, porches inside & out, stuff like that.
Obviously there are differences, but they're no big deal re health, I'm
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