25 Feb '12, 3pm

Check out: "Mass Confusion - GreenBuilder"(

Check out: "Mass Confusion - GreenBuilder"(

An insulated concrete wall system consists of a concrete or concrete block wall insulated with expanded polystyrene (EPS) or extruded polystyrene (XPS) foam insulation. EPS is by far the more common insulator, mostly because it costs a lot less than XPS. The wall itself can consist of stacked concrete blocks, called concrete masonry units or CMUs, or cast-in-place steel-reinforced concrete. Although CMUs account for half the total market share for concrete walls and are especially popular in the South (in Florida estimates run to over 80% of new residential construction), cast-in-place systems have been growing steadily nationwide. The most familiar cast-in-place systems are the various insulated concrete form products, or ICFs. These foam forms are assembled on site and filled with rebar and concrete, then remain in place after the concrete pour to serve as the wall insul...

Full article: http://www.greenbuildermag.com/News/Green-Building/Mass-C...

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