Posted by Terry Love on April 09, 1998 at 01:17:22:
In Reply to: Whirlpool Install posted by Randy Dillinger on April 08, 1998 at 16:41:25:

Randy,
I like to build the tub box allowing for a one inch air gap under the tub. Mortar is then spread under the tub and the tub is set onto the wet mortar. Filling the tub with some water helps to push the tub into the mortar.
http://www.terrylove.com/jet.htm
Regards,
Terry Love