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    fastarow's Avatar
    fastarow Posts: 2, Reputation: 1
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    #1

    Jun 14, 2007, 11:55 PM
    Sunken tub
    I'm ready to build a sunken tub like I had as a kid in my country,, now 4inch slab entire bathroom has floor removed 8feet by six feet, will place 2by 6 by 60inch as a temp boarding for the pour.. top of board flush w/floor surface so floor of tub will be 5 and half deep... sides will be under slab 12inch side ways and suported by 3 on each side five eigths threaded rods. This is for shower only 60 by 32 in Rest of floor will be at same level as rest of floor .question is should I place the drain mat under slab? To connect to drain lower portion it will be a 4inch slab..? concrete absorbs water...
    glavine's Avatar
    glavine Posts: 895, Reputation: 87
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    #2

    Jun 15, 2007, 04:18 PM
    The Water Proofing Mat Needs To Be Ontop Of The Slab Unless Your Not Putting Tile Over Top Of Your Concrete Slab.
    If Your Just Doing A Slab And It Will Be Your Finished Floor Then Lay The Mat Underneath Your Slab
    fastarow's Avatar
    fastarow Posts: 2, Reputation: 1
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    #3

    Jun 16, 2007, 12:22 AM
    Thks I think that way too , to lay the liner under slab,, like a vapour barrier ,but I'm not sure if I have to connect the liner to the lowr part of drain ,in case there is water seepage of 4inches penetration..
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