Glazing panel roofing system

A glazing panel roofing system, comprising:

• at least one glazing panel comprising:
• two flat rectangular face surfaces;
• two thin, long side surfaces;
• and
• two thin, short side surfaces;
• spacer units comprising rectangular tubing attached to a roof support structure;
• and
• glazing panel brackets each attached to one of the spacer units and configured to clamp upon one of the long side surfaces of the glazing panel, each glazing panel bracket comprising:
• a base clamping feature comprising a base gripping feature surface configured to abut a first surface of the flat rectangular face surfaces;
• a top clamping feature comprising a top gripping feature surface configured to abut a second surface of the flat rectangular face surfaces;
• a threaded fastener securing the top clamping feature to the base clamping feature and maintaining a fixed distance between the top clamping feature and the base clamping feature, wherein torque applied to the threaded fastener changes a clamping force applied between the top clamping feature and the base clamping feature upon the glazing panel;
• and
• a one-piece, metallic base channel support comprising:
• an internal channel within the base channel support configured to slidingly receive the base clamping feature;
• and
• channel retaining features formed unitarily with the base channel support and wrapped around base clamping feature retaining the base clamping feature within the internal channel.