Tops 55700 Fitz-All Replacement Percolator Top, Glass, 13/16-Inch to 1-1/2-Inch Heat-resistant glass perk top with locking ring in non-corroding aluminum Fits electric & stovetop percolators with cover openings 13/16" to 1-1/2" Replacement top fits tight, won't fall out Get the old coffee pot back in service