I have baseboard heat in a house that needs end covers and some splicers, now, I have checked with all the supply houses in my area and cannot find out who the maker is. The end cover orig. looks grey which now is painted white. 8 3/8" H 3" W on side facing front 4" W with hinged door two slots top and close to bottom 1" H another slot top slots are 7" from bottom What options do I have getting these replacement covers. I can send this cover to whoever can help out.