View Full Version : thin set to use when adhering tumbled travertine to hardi board in a shower stall?

12-31-2011, 06:56 AM
it is tumbled travertine stone against hardi board tile backerboard. do i use modified thinset or regular in a shower stall??? Please help

01-02-2012, 11:40 PM
modified? you mean such as a poly blend or an exterior grade?