Category: DEFAULT

6 comments

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    Kigal Says :

    October 2, 2012 at 10:12 pm

    This method only works with a heated structure. It relies on the use of two sheets of rigid, polystyrene insulation—one on the outside of the foundation wall and the other laid flat on a bed of gravel at the base of the wall—to prevent freezing, which is a problem with slab .

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