Diversitech, 230-B2L, Hef-T-Bracket (Type 2), Large 21 in. Used for supporting condensing units, Hef-T Brackets (Type 2) feature a cross bar that is attached to a wall, and two L-shaped brackets that are hooked and bolted into place on the cross bar. The condensing unit is mounted onto the L-shaped brackets, and fastened using the bolts and anti-vibration washers provided.