There has been a lapse in Environmental Protection Agency appropriations. EPA intends to keep the ENERGY STAR website, tools, and resources available, however they will not be updated regularly. If you submit a question, application, or request to EPA, it may not be processed during this period.
,The first * different trim shape,can be R or S, R is circle, S is sq uare., the second * represents different appearances of trim , can be B or blank. B represent Step baffle of Trim, blank represent smooth baffle of Trim.;,and the last * represents color of trim apperance, and can be W means white. B means black, BN means Brushed Nichel; A means Bronze