Patent ID: 6904727

Claim:
A method of installing a window system having a window retaining frame in a foundation wall to be formed by pouring concrete between spaced foundation wall forms, said method comprising assembling said window frame between a pair of window forms by releasably securing one of said window forms to each side of said frame, each said window form having a peripheral wall extending laterally of said frame at the periphery thereof whereby said assembled frame and window forms have a peripheral thickness to span the space between said foundation wall forms and each said window form having at its outer side a wall adapted to receive fasteners driven thereinto covering one side of said frame, lowering said assembled frame and window forms between said foundation wall forms to a desired position and then securing same in said position by driving fasteners through said wall forms into said window form walls, then pouring concrete into said foundation wall forms to form the foundation wall and to flow around at least a major portion of the periphery of said assembled frame and window forms, then removing said foundation forms giving access to said releaseably secured window forms for the removal thereof.