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Posted by Cliff Hartle on May 29, 2008, 5:29 pm
there is a special tool to remove grout but it involves scrapping of some
sort. The tool you are referring to is like a small saw tipped in carbide
grit its thin so you can abrade the grout between the tile and it will do a
number on the tub.
>I have no clue. I think, maybe, there is a special tool for grout removal.
>You might call a tile store.
>
>
> Mark wrote:
>>
>>> Im replacing the tiles in my bathroom and i have cast iron enamel
>>> bathtub with old tile grout and mortar mix on the top edges.
>>> Ive tried using warm soapy water and a nylon brush but its not coming
>>> off.
>>>
>>> Whats the best way to remove this old grout/mortar from the enamel
>>> surface without scratching it?
>>
>> If soap and water would wash grout away it would have done so long ago.
>> Grout, particularly the older stuff, is largely portland cement. Once
>> it's dried and cured there isn't much that will cut thru it that wouldn't
>> also damage the enamel on the tube. Your best bet is to scrape at it
>> gently with a tool designed for this.
>>
>> Another thing to consider is where your new tile and grout will fall. If
>> it will cover the old, then I wouldn't waste the time cleaning it
>> completely, just where it may interfere with the new installation
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