Posted by Terry Love on June 05, 1998 at 22:57:53:
In Reply to: Shower stall posted by Lorie on June 05, 1998 at 15:20:27:

Lorie,
I like to use mortar under the fiberglass shower stalls. The shower will mold into the wet mortar. When dry and hard, it will provide a firm base.
Regards,
Terry