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  1. Why I can't use thin-set mortar over RedGard...

    May 24, 2011 · Hi. I am remodeling my bathroom. I am ready to start tiling tub and shower surrounding walls. Yesterday I applied the RedGard Waterproofing membrane over Durock Cement boards. Then …

  2. Mortar recommendation for RedGard coated tile backer

    Jan 21, 2019 · Hi Guys, I'm renovating my bath and installed Greenboard around the tub. Now about to mud/tape/seal joints and apply RedGard water membrane. Now my question is .. I'm getting different …

  3. Contractor using Redgard properly? - DIY Home Improvement Forum

    Mar 15, 2017 · I noticed my contractor applied Redgard to the backer board without applying thinset & tape to the seams and nailheads. Is there a problem with him doing it on top of the first coat of …

  4. Painting Over Redgard & Redgard Over HardieBacker | DIY Home ...

    Oct 13, 2018 · It would seem that RedGard should be applied directly over the HardieBacker in the WET areas of the shower as the main goal. :smile: It seems the no no's with RedGard are the following …

  5. Do I need to use RedGard? - DIY Home Improvement Forum

    Apr 27, 2011 · Some people suggest using RedGard Waterproofing membrane as a waterproofing barrier, but one employee in a Home Depot tile department told me that if I use Durock Cement …

  6. Red-Gard and Thinset Mortar Question - DIY Home Improvement Forum

    Jun 18, 2023 · Membrane systems are the best, no doubt, but RedGard is a rubbery like product that will stretch and compress with the movement in a shower. Once the cracks are sealed with alkaline …

  7. modified or unmodified thinset,ditra over redgard | DIY Home ...

    Jan 17, 2019 · Redgard is a good product, but probably not necessary on a subfloor. Generally it is the layer prior to thinset/tile. I think you will be fine laying your Ditra in modified thinset. Pack it in good.

  8. How to seal below concrete board sealed with RedGard

    Dec 28, 2011 · Hi, I am remodeling my bathroom. I will be installing ceramic tiles in the shower stall walls, and using an Onyx shower base. I have already installed concrete board (HardiBacker) onto …

  9. Redgard: on sub-floor or backer board? - DIY Home Improvement Forum

    Mar 31, 2017 · I am installing porcelain tile on the bathroom floor. Do I apply Redgard directly to the sub-floor or Do I apply a layer of thinset, backer baord, then Redgard? I am just not sure where in the …

  10. RedGard on Concrete floor before tiling? - DIY Home Improvement …

    Oct 11, 2012 · Hi I was about to use RedGard on a long bathroom's concrete floor before tiling. Was planing on using RedGard for crack prevention not for water proofing...