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  1. joncroke

    Slab over slab

    Thanks for everyone's help. I fear that there may not be too many warm, humid days left up here in Wisconsin to get the condensation again, but will be ready to try the test as soon as possible. Interesting, I researched dehumidifiers and related their water removal performance to power...
  2. joncroke

    Slab over slab

    Hi Boo1, I guess the plot thickens! My shop floor is approx 1500 sq' and about half is covered with epoxy paint and the other half is original uncoated concrete finish. I used epoxy coating on the half where I tinker with autos/planes and spillage of oil/grease is common -- cleanup is always...
  3. joncroke

    Slab over slab

    Ron, Thanks for your prompt reply. The reason Im so bent on getting that insulation in there is that I am convinced that the pooling water (condensation) in summer is caused by the cool earth maintaining the slab at such a low temp during the summer months. With a layer of insulation, I can...
  4. joncroke

    Slab over slab

    Hello, I have a 4" concrete slab in my shop in excellent condition. Every summer there is a tremendous amount of pooling water condensation that results in a mess and hazard. It is also causing the epoxy paint coating to come off. There was no vapor or insulating barrier installed when it...
  5. joncroke

    Minimum thickness of slab over slab

    Hello, I have a 4" slab in my shop in excellent condition. Every summer there is a tremendous amount of pooling water condensation that is a real hazard. It is also causing the epoxy paint coating to come off. There was no vapor or insulating barrier installed when it was poured. I...

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