Not sure , checking on this for a contractor with the problem .
Thanks,
RK
From: Adam <info@restoreyourtiles.com> To: Stone and Tile PROS Technical Support <sccpartners@stoneandtilepros.com> Sent: Friday, February 8, 2013 5:11 PM Subject: RE: [sccpartners] Fw: Tile sample
Is it epoxy grout, urethane based or cement based grout?