Patent ID: 9068344
Filing Date: 2015-06-30
Classification: E04B,E06B

Abstract:
1. A method comprising: providing a first aluminum extrusion profile for a window or a door, the first aluminum extrusion profile having a first end and a second end, providing a second aluminum extrusion profile for a window or a door, the second aluminum extrusion profile having a first end and a second end, providing a first retainer clip comprising: providing a second retainer clip comprising: laterally pushing the first portion of the first retainer clip within the channel of the first end of the first aluminum extrusion profile; laterally pushing the first portion of the second retainer clip within the channel of the second end of the first aluminum extrusion profile; laterally pushing the second portion of the first retainer clip within the channel of the first end of the second aluminum extrusion profile; laterally pushing the second portion of the second retainer clip within the channel of the second end of the second aluminum extrusion profile, pouring liquid polyurethane into the first pour pocket cavity and allowing the liquid polyurethane to cure so as to form a first thermal barrier; and pouring liquid polyurethane into the second pour pocket cavity and allowing the liquid polyurethane to cure so as to form a second thermal barrier, wherein a finished hollow tubular extrusion is formed having two thermal barriers at opposing sides.