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  1. #1
    Join Date
    Jul 2010
    Location
    SoCal
    Posts
    6,321

    Default Pipe repair under slab

    I cut a hole in my slab to gain access to repair a leaky copper pipe.
    My question: when back filling with new concrete, how do I make sure the new concrete forms a tight seal with the old concrete?

  2. #2
    Join Date
    Mar 2009
    Posts
    1,387

    Default Re: Pipe repair under slab

    Hi there is a brush on binder that concrete suppliers sell that is justthe item for you.

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