ok.  But what are the Secretary of Interiors Guidelines?  Would be good to have some aquaintenance with historic guidelines.
Thanks Fred,
Baird

On Wed, Jun 29, 2011 at 8:20 PM, Fred Hueston <fhueston@gmail.com> wrote:
No i would not do that for several reasons

first, its historic and against the Secretary of Interiors Guidelines
second, it may make it worse and than you wont be able to reverese it.


On Wed, Jun 29, 2011 at 8:18 PM, Baird Standish <bairdstandish@gmail.com> wrote:
Maybe I will poultice one more time over the long weekend to see if it lightens up. As an alternative, is there anything similar to a grout color-seal that I might apply to the marble to mask the spots.  I have never actually thought about this, but wonder if such a thing exists.  


On Wed, Jun 29, 2011 at 8:14 PM, Fred Hueston <fhueston@gmail.com> wrote:
you can poultice forever and I dont think you will get all the iron out of there.


On Wed, Jun 29, 2011 at 7:37 PM, Baird Standish <bairdstandish@gmail.com> wrote:
Hi,
I am also working on some 100 year old fireplaces in an old mansion that look like they haven't been touched ever. I am dealing basically with a soot/rust problem (see picture below).  There is an iron/steel grate in the fireplace that we removed.  there are many brown spots along the border of the fireplace box.   We honed the hearth to 50 grit (marble) and treated the spots about 5 times for 5-10 minutes with rsr 2000, and then poulticed for a few days.  The spots are a little lighter but still there.  Anything more I can do other than continue poulticing?  thanks,
Baird

photo-1.JPG


--
________________________________________
>From the desk of
Baird Standish
Managing Partner
Facility Specialists, LLC
1616 Walnut St.
Philadelphia, PA 19103
Phone: 215-732-7505
Fax: 215-546-9160

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--
Frederick M. Hueston PhD
www.stoneforensics.com
www.stoneandtilepros.com
Recommended stone care products  http://www.stonecarecentral.com

Many of my informational articles can be found at www.stoneandtilepros.com

Listen to my radio show at www.blogtalkradio.com/drfred
The Ultimate Stain Remover  www.GoDrFred.com



--
________________________________________
From the desk of
Baird Standish
Managing Partner
Facility Specialists, LLC
1616 Walnut St.
Philadelphia, PA 19103
Phone: 215-732-7505
Fax: 215-546-9160

Powered by http://DiscussThis.com
Visit list archives, subscribe, unsubscribe or change your subscription preferences
Start a new conversation (thread)




--
Frederick M. Hueston PhD
www.stoneforensics.com
www.stoneandtilepros.com
Recommended stone care products  http://www.stonecarecentral.com

Many of my informational articles can be found at www.stoneandtilepros.com

Listen to my radio show at www.blogtalkradio.com/drfred
The Ultimate Stain Remover  www.GoDrFred.com




--
________________________________________
From the desk of
Baird Standish
Managing Partner
Facility Specialists, LLC
1616 Walnut St.
Philadelphia, PA 19103
Phone: 215-732-7505
Fax: 215-546-9160