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seal concrete

  1. General DIY Discussions
    We have a concrete floor with in-slab heating. It was poured back in July of 2019. As concrete does, the floor cracked all the way across the kitchen and bathroom. We are going to either acid stain or simply clear coat the floor. How should i address the crack before finishing the...
  2. Building & Construction
    Ever since we bought this fixer, it has had a musty smell that seems to come from a converted 'bedroom' that had formerly been a garage. When I tore out the wallboard to install insulation, I saw horsetail plants (moisture indicators) growing up the sides of the shiplap walls and into the...
  3. Concrete, Stone & Masonry
    Gentlemen, I'm a concrete newby, so thanks in advance for the help and patience. I have a 4 year old, 16x16 stamped concrete patio. During the spring clean-up, my wife turned over a fuel can and spilled about a quart of gasoline :furious:, which left a white, hazy appearance. The gas was on it...
  4. Concrete, Stone & Masonry
    Good afternoon. I recently moved into an older house, built in 1977, that has what appears to be a cinder block wall foundation. Not sure how to describe it, but at about the 5’ level from the foundation floor, the cinder block top is “exposed” while the rest of the wall goes up to ceiling...
  5. Flooring
    I am replacing my Konecto flooring (2nd floor condo) on concrete after one year because of major lifting at seams. Will Armstrong Luxe glued seams stick together when installed on concrete subflooring? Do I need to have installer GLUE entire floor to concrete? Do I need to seal the concrete...
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