Grout cleaning Mitch Heitman (31 Jul 2014 12:43 EDT)
RE: Grout cleaning Mike Marsoun (31 Jul 2014 20:47 EDT)
Re: Grout cleaning Mitch Heitman (31 Jul 2014 20:53 EDT)
RE: Grout cleaning Mike Marsoun (31 Jul 2014 20:58 EDT)
Re: Grout cleaning Mitch Heitman (31 Jul 2014 21:05 EDT)
RE: Grout cleaning Mike Marsoun (31 Jul 2014 21:26 EDT)
Re: Grout cleaning stuart rosen (01 Aug 2014 08:27 EDT)
Re: Grout cleaning Stephen Webb (11 Sep 2014 01:29 EDT)
Re: Grout cleaning Mike Marsoun (11 Sep 2014 04:46 EDT)
Re: Grout cleaning Stephen Webb (11 Sep 2014 22:48 EDT)
RE: Grout cleaning John Freitag (11 Sep 2014 08:42 EDT)
Re: Grout cleaning Dayron (17 Sep 2014 07:56 EDT)
RE: Grout cleaning John Freitag (17 Sep 2014 09:18 EDT)

Re: Grout cleaning Stephen Webb 11 Sep 2014 22:48 EDT

Worked really good, very light etching. hard not to throw clumps of
crystals.

On 9/10/2014 10:46 PM, Mike Marsoun wrote:
> I think it would. Let me know how it goes bruddah
>
> Sent from my iPhone
>
>> On 11 Sep 2014, at 3:29 pm, Stephen Webb <stephen@newlifemarblerestoration.com> wrote:
>>
>> Hi Mike, would sulfamic crystals (instead of oxalic) work the same with this process?
>>
>>
>>> On 7/31/2014 2:47 PM, Mike Marsoun wrote:
>>> I had some travertine with filthy grout and embedded into the pores dirt,
>>> NOTHING worked: strong alkaline with HOT water spinner, Klenztone with the
>>> spinner (and zero degree nozzle)  This is what I did and it worked
>>> beautifully. Sometimes you have to break a few eggs...  I made a mix with
>>> 10% hydrochloric acid and a tad of neutral cleaner to make it lay. Sprayed
>>> lightly over an area, then sprinkled generously oxalic acid crystals over
>>> the area and brushed it in with a coarse broom. There is a reaction and the
>>> soils rise to the top like nothing I have ever seen.  Then extract with the
>>> spinner and it is like new, 100% clean.  This is the MOST effective way to
>>> get travertine with embedded dirt clean. This was a honed finish surface I
>>> did and the sheen was restored with a couple quick passes with a grit brush.
>>> If the finish is polished it will need to be polished with 5x. It won't need
>>> any sanding.
>>>
>>> -----Original Message-----
>>> From: list-manager@stoneandtilepros.simplelists.com
>>> [mailto:list-manager@stoneandtilepros.simplelists.com] On Behalf Of Mitch
>>> Heitman
>>> Sent: Friday, 1 August 2014 2:43 AM
>>> To: sccpartners@stoneandtilepros.simplelists.com
>>> Subject: Grout cleaning
>>>
>>> Hi everyone,
>>> I was called to a job that the homeowner wants the grout cleaned on this
>>> stone. He installed the floor himself and has many different types of stone
>>> through out it. We went to give him a sample and I mopped a 12ph alkaline
>>> cleaner on it and scrubbed the grout lines and let it dwell for ten minutes.
>>> Then I used my 1200psi portable with spinner tool. It made no difference
>>> whatsoever. Usually on tile and grout we can use a strong acid and it cleans
>>> the grout perfectly. However we all know that acid would destroy this floor.
>>> Color seal isn't an option because the grout lines are all different sizes
>>> and the stone has a tumbled edge, so i think it wouldn't come out very well.
>>> Has anyone come across this before? I also attached a picture of the sealer
>>> he used on it because I believe the sealer is keeping us from getting the
>>> chemical into the grout deep enough to clean it? He also wants to go back
>>> with a color enhancer to brighten the floor. I have not used a color
>>> enhancer before since I usually clean regular ceramic tile. Is there
>>> anything I should know in order to put it down? Other than just putting it
>>> in a paint tray and applying it with a window cleaner?
>>>
>>> Thanks for the help
>>>
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