Abstract: An insulated concrete form (ICF) is disclosed having opposed, spaced-apart foamed plastic panels with a plurality of unique protrusions on an inner surface, are held in spaced apart relationship with novel separators and easily fitted and removed connectors, including framing studs which are conveniently installed to provide secure attachment points for installing interior and exterior finishes, and rebar support boots which retain structural rebar in position spaced from contact with ground surfaces.