Building construction

Claim 1

A FRAMING MEMBER PROVIDED WITH AT LEAST ONE PANEL RECEIVING OPENING ADAPTED TO SUPPORT THE EDGE OF A PANEL IN SAID OPENING, AND COMPRISING A GUTTER SECTION HAVING A FACE PORTION, A MAIN WEB PORTION NORMAL TO THE FACE PORTION, AND AT LEAST ONE END LEG PARALLEL TO AND SPACED APART VERTICALLY ABOVE SAID MAIN WEB PORTION, AN L-SHAPED AUXILIARY WEB PORTION HAVING A SHORT LEG AND A LONG LEG, SAID SHORT LEG BEING FORMED INTEGRAL WITH SAID MAIN WEB AND SAID LONG LEG EXTENDING OUTWARDLY THEREFROM PARALLEL TO AND SPACED VERTICALLY ABOVE SAID MAIN WEB PORTION INTERMEDIATE THE LENGTH OF SAID MAIN WEB PORTION AND FORMING A GROOVE WITH SAID MAIN WEB PORTION, A SETTING BLOCK MEMBER HAVING A HORIZONTAL LEG PROVIDED WITH A PAIR OF SPACED DOWNWARDLY EXTENDING BEADS ON ITS LOWER SURFACE RECEIVING THE SAID LONG LEG BETWEEN THE BEADS AND A VERTICAL LEG TIGHTLY WEDGED AGAINST THE INNER SURFACE OF THE END LEG, AND A SECOND SECTION INTERLOCKED WITH SAID FIRST SECTION AND HAVING A FACE PORTION AND A LONGITUDINALLY CONTINUOUS MAIN WEB PORTION NORMAL TO THE FACE PORTION, THE WEB PORTION OF SAID SECOND SECTION BEING ADJACENT TO AND OVERLYING THE WEB PORTION OF SAID FIRST SECTION ALONG THE UPPER SURFACE THEREOF, THE END OF THE LAST-MENTIONED MAIN WEB PORTION FORMING A TONGUE RECEIVED IN SAID GROOVE.