what is a Coffered ceiling
Coffered Ceilings. A coffered ceiling is created with coffered panels or coffers. Coffers are sunken panels attached to a suspended grid to create a new ceiling with depth and architectural interest.Each lightweight coffered panel is 2â x 2â and available in either a deep or shallow style.nstallation. You can install an Armstrong coffered ceiling in a new or existing 2' x 2' suspended ceiling grid. Since no room is perfectly square, you'll also need to create a perimeter border, using either shallow coffered panels that you cut with scissors or drywall.