yes you will need to use what is called  a consolidant. Check with Prosoco...they have several<br><br><div class="gmail_quote">On Sat, Oct 29, 2011 at 12:06 PM, stuart rosen <span dir="ltr">&lt;<a target="_top" href="mailto:mail@stoneshine.com">mail@stoneshine.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><p>Have a Client with exposed old brick ceilings and walls that are dusting.<br>
Any suggestions for a product that will help.</p>
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