| Heres A Totally Different Method To Think About, If You Cant Get The Stains Out, Work With The Stains, Did You Ever Consider Changing The Color Of The Grout? They Make A Grout Stain, Its Almost Like Painting Your Grout Joints, Weve Used This Before, And It Works Great, Especially For Light To Darker Colors,
If Not That You Can Go Get Some More Grout, And Regrout The Floor, Is Should Help With The Color,
As Far As The Acid, Yes That Will Work, And I Dont Blame You For Being Leary Of Using It, This Is One Of Those Things You Need Gloves, And A Mask, But It Will Clean, We Also Use This For Cleaning Paint Off Brick, And Concrete,
You Can Use It With A Tooth Brush On The Grout,, They Sale It A Lowes In The Paint Department, Good Luck |