Patent ID: 8869483

Claim:
An insulating corner wall form comprising: inner and outer foam panels arranged to provide a fixed space therebetween for receiving the poured concrete, the fixed space comprising a corner of about 90 degrees; a plurality of ties connecting the inner and outer panels, the ties comprising: first and second corner ties each extending from a respective first location at the inner panel to a respective second location at the outer panel, each second location being a distance from a panel corner of the outer panel of from about 20% to about 80% of the thickness of the fixed space between opposite parallel portions of the inner and outer panels, wherein the first locations are on opposite sides of a panel corner of a concrete-facing surface of the inner panel, and wherein at least one of the ties comprises a longitudinal body terminated by a pair of flanged ends, each flanged end being generally parallel with said opposite parallel portions of the inner and outer panels.