Always. Grind flat, bring up to 200 resin, float the floor and give 12 to 14 hrs set up and continue to final finish.
Good luck.

Best Regards,
Randy Frye, CEI Surface Pros
www.ceisurfacepros.com
239-253-1991

> On Oct 31, 2014, at 6:30 AM, Dayron <dayron.padilla13@gmail.com> wrote:
>
> Hey gang I have 3500 sq ft of a penthouse sundeck which has lippage all over it limestone. I'm afraid if my grind is to aggressive will open little pin holes has this ever happen to you ?
>
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