The Sherwin-Williams formula for the proper color of the trim ring can be found at http://k9sth.com/uploads/Boat_Anchor_Paints.pdf Glen, K9STH Website: http://k9sth.com --- On Tue, 9/28/10, Dr. Gerald N. Johnson <geraldj at weather.net> wrote: If the trim ring has yellowed, it is plastic and paint or replacement are the only options.