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October 7, 2009

Cast Iron Tub Paint

Apologies if this has been discussed before. I'm wondering if anyone has tips on what kind of paint to use in the exterior of a cast iron tub? Does it have to be special paint, or can you just use normal paint?

Thanks!

Comments

I've always had mine painted with the same semi-gloss paint that goes on my bathroom walls. That's worked fine for four paint jobs, the first three with oil-based paint, the most recent one (last year)with latex.

Posted by: Bob Marvin at October 6, 2009 6:49 PM

I've always had mine painted with the same semi-gloss paint that goes on my bathroom walls. That's worked fine for four paint jobs, the first three with oil-based paint, the most recent one (last year)with latex.

Posted by: Bob Marvin at October 6, 2009 6:49 PM

I used regular wall paint, too, but then put a couple of coats of poly over that, just to seal it all. Probably didn't need to, but it looks good.

Posted by: Montrose Morris at October 6, 2009 7:04 PM

thanks! glad to know i don't have to go buy an entire thing of special (i.e. more expensive paint) and can probably get away with a sample quart of regular ol' wall paint.

Posted by: brooklynstyle at October 6, 2009 7:34 PM

I used regular house paint too- painted it a metallic deep copper with faded copper green stencilling. Couple of coats of poly varnish. Looks great and no peeling or anything after 4 years.

Posted by: bxgrl at October 7, 2009 12:03 PM

Wall paint is fine. You might want to pick a color that will be less white than the interior, making the interior look whiter in comparison.

Posted by: BHS at October 7, 2009 1:03 PM

Great post. I was wondering the same thing. I always assumed though that you couldn't use latex because it contains water and will rust the tub. I have been told in the past that you cannot use latex on radiators or tin ceilings for the same reason.

Thoughts?

Posted by: mopar at October 7, 2009 1:09 PM

Not sure about cast iron tubs, but newly installed rolled steel ('tin') ceilings and radiators must be painted with oil-based primer, or rust spots will appear. After priming you can use regular water-based paint for top coats.

Posted by: Garshobi at October 7, 2009 2:11 PM

I also used to think that you couldn't use latex paint on tin ceilings but my painter insisted that he could use latex on a newly installed tin ceiling in my master bedroom, as long as it was done over oil-based primer; he was right--no rust spots after about 15b months.

Posted by: Bob Marvin at October 7, 2009 2:19 PM

My tub has at least 3 or 4 layers of paint on it already. I'm going to clean and rough it up, but am not planning to strip the existing paint (which seems to be oil based). Thanks to everyone's feedback, I'm thinking that latex paint will be fine, since it will be painted over existing paint and won't come into direct contact with the iron itself. I'll let you know how it goes.

Posted by: brooklynstyle at October 7, 2009 2:39 PM

You need a primer then paint the tub if not the paint will chip away do not use a flat because the heat and moisture will also make the paint to chip. the best result is to prime and use an enamal spray

Posted by: max senises at October 8, 2009 11:51 AM

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