VEVOR 4 Pack Steam Table Pans 20.9 x 12.8 x 3.9 Inch Deep Steam Table Pan Full Size 13L Deep Food Container Stainless Steel Oven Tray Hotel Pans Anti-Jam Steam Table Food Pan
Yes, two 1/2-size steam pans can be used together (they equal one full GN size), but compatibility depends on the chafing dish or steam table frame, not the pans themselves.
