Roma Groove ZRG-E30AS, ZRG-M90AS Ref # Part # Description 1 54110062 Duct Cover Wall Bracket 1 2 50050085 Upper Duct Cover 1 3 50050086 Lower Duct Cover 1 4 50180002 Damper Clip 2 5 54060004 6" Round Damper 1 7 11030028 Electrical Power Cord 1 8 56200080 Electrical Junction Box 1 10 54140288 Electronics Plate 1 11 56200051 Component Box 2 12 + 27 11010115 Bluetooth Control Assembly 1 13 11010078 Main Power Control Board 1 14 12110021 Transformer 1 15 5621