Yep. Some Klenztone with about a 1/2 cup of neutral cleaner per gallon added to help it lay flat (if it beads up you will have a disaster on your hands). 

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On Dec 15, 2017, at 1:52 AM, Fred Hueston <fhueston@gmail.com> wrote:

Ammonia be-floride is also called hydrofluric acid...be very very careful..this is a dangerous acid

On Thu, Dec 14, 2017 at 9:41 PM, Stephen Webb <stephen@newlifemarblerestoration.com> wrote:
Ammonia bi-floride (Klenztone) will etch the glaze, sample it on a scrap piece



On 12/13/2017 7:10 AM, Steve wrote:
Howdy Partners,
I have a client who wants to take the shine off of porcelain tiles in a number of bathrooms in a condominium complex. Is this possible with light diamond honing or cleaning agents. Thanks in advance and happy holidays to all! Steve k

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--
Frederick M. Hueston
www.stoneforensics.com
office             321 514 6845      
Stone Inspection and Troubleshooting seminar Jan 29-Feb 1, 2018 Las Vegas
For more details see the training section at www.stoneforensics.com
check out the Stone and Tile Radio Show at http://www.blogtalkradio.com/drfred


 
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