Dometic Brisk 13500 BTU Air Conditioner Replacement Shroud Cover 3309518.003Dometic Brisk 13500 BTU Air Conditioner Replacement Shroud Cover 3309518. 003 Shrouds have a vulnerability to break, so replace yours with a new sturdier RV air conditioner shroud from Dometic. These shrouds are brand new and come straight from Dometic so that you know you will have the perfect replacement for your Dometic Duo Therm 13500 RV Air Conditioner. Dometic Duo Therm 13500 BTU Air Conditioner Replacement Shroud reduces draft and helps keep