Sounds like a kick butt solution-more for the experienced user however.
Using oxalic acid is easy and safe when you follow directions.
Hydrocholric is another story-wear protection and be educated when mixing and using that product.



On Thu, Jul 31, 2014 at 9:26 PM, Mike Marsoun <nulifesc@bigpond.com> wrote:
It was a sample room to do a resort and they never did it. Short answer.

-----Original Message-----
From: list-manager@stoneandtilepros.simplelists.com
[mailto:list-manager@stoneandtilepros.simplelists.com] On Behalf Of Mitch
Heitman
Sent: Friday, 1 August 2014 11:06 AM
To: sccpartners@stoneandtilepros.simplelists.com
Subject: Re: Grout cleaning

Thanks for the help I'll give it a shot. What's a price range that you
charged for doing that? If you don't mind me asking.

Mitch Heitman
Owner
Perfection Cleaning & Restoration
Of South Florida
Office:954-971-7991
Cell: 954-901-1327
Toll Free: 855-717-0200
Web: callperfectionnow.com
Corporate Office: 1500 W Copans Rd Unit A3 Pompano Beach, Fl 33069


> On Jul 31, 2014, at 8:59 PM, "Mike Marsoun" <nulifesc@bigpond.com> wrote:
>
> Home depot.  For the oxalic acid crystals they may be in a concrete
> cleaner or wood deck restorer packaging.
>
> -----Original Message-----
> From: list-manager@stoneandtilepros.simplelists.com
> [mailto:list-manager@stoneandtilepros.simplelists.com] On Behalf Of
> Mitch Heitman
> Sent: Friday, 1 August 2014 10:53 AM
> To: sccpartners@stoneandtilepros.simplelists.com
> Subject: Re: Grout cleaning
>
> Great!  Thank you for the help. I've never used the chemicals you
> listed below, am I able to get these products at a local cleaning
> supply store or is there somewhere special to get them?
>
> Thanks,
>
> Mitch Heitman
> Owner
> Perfection Cleaning & Restoration
> Of South Florida
> Office:954-971-7991
> Cell: 954-901-1327
> Toll Free: 855-717-0200
> Web: callperfectionnow.com
> Corporate Office: 1500 W Copans Rd Unit A3 Pompano Beach, Fl 33069
>
>
>> On Jul 31, 2014, at 8:47 PM, "Mike Marsoun" <nulifesc@bigpond.com> 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
>>
>>
>> Visit list archives, subscribe, unsubscribe or change your
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>>
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>>
>>
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>> Start a new conversation (thread):
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>
> You are a valued customer here at Perfection Cleaning & Restoration.
> It is our continued goal to provide our customers with the highest
> level of customer satisfaction.
>
> If you need further assistance, please contact our Corporate
> Headquarters directly at 877-962-9644.
>
>
> "This e-mail may contain confidential and /or legally proprietary
> material for the sole use of the intended recipient. Any review or
> distribution by others is strictly prohibited. If you are not the
> intended recipient, please contact the sender and delete all copies."
>
> Visit list archives, subscribe, unsubscribe or change your
> subscription
> preferences:
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>
> Start a new conversation (thread):
> sccpartners@stoneandtilepros.simplelists.com
>
>
> Visit list archives, subscribe, unsubscribe or change your
> subscription
> preferences:
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>
> Start a new conversation (thread):
> sccpartners@stoneandtilepros.simplelists.com
>

You are a valued customer here at Perfection Cleaning & Restoration. It is
our continued goal to provide our customers with the highest level of
customer satisfaction.

If you need further assistance, please contact our Corporate Headquarters
directly at 877-962-9644.


"This e-mail may contain confidential and /or legally proprietary material
for the sole use of the intended recipient. Any review or distribution by
others is strictly prohibited. If you are not the intended recipient, please
contact the sender and delete all copies."

Visit list archives, subscribe, unsubscribe or change your subscription
preferences:
http://stoneandtilepros.simplelists.com/sccpartners

Start a new conversation (thread):
sccpartners@stoneandtilepros.simplelists.com


Visit list archives, subscribe, unsubscribe or change your subscription
preferences:
http://stoneandtilepros.simplelists.com/sccpartners

Start a new conversation (thread):
sccpartners@stoneandtilepros.simplelists.com




--
Regards,
Stu Rosen
201-446-1200
www.stoneshine.com
www.mbstonecare.com
www.mbstonepro.com
"EVERYTHING MATTERS"