In a shower application, i still revert back to good ol wonderboard or durock. you know your not going to have problems, although both the fiberock and hardi reps will boast about the reasons why you should use there products in a shower too, i have heard reports of issues with both. - bob. F-119applyingcompoundtofiberockbrandpanels prefillalljointswithtile-set-tingmortaroradhesive,then immediatelyembeddurock interiortapeoverjoints. strikejointsflush. 4priming key-inmortaroradhesive toprimesurfaceofunder. This truck load of fiberock and durock underlayment has been abandoned in a louisiana warehouse. the seller would like to recover funds and inventory space. the seller would like to recover funds and inventory space..
The difference in the cost of cement board - that is 100% water resistant - vs dry wall is so insignificant that there is absolutely no reason to risk - even a small failure of the membrane. who knows - a faucet stem or a joint could leak slightly in the wall - once that drywall is wet - it's done.. Learn about the characteristics and benefits of using usg durock™ brand ultralight foam tile backerboard.. Label- durock next gen has a blue next gen logo on the label, traditional durock does not weight - durock next gen is 25% lighter than traditional durock. if you are used to handling durock, durock next gen will feel much lighter--about 13 lbs for a 3' x 5' sheet. hope this helps..
