ETC Unison 1 Gang Surface Mount Backbox (SBB1)(0)No Reviews yet $118.80 Quantity discounts available QuantityPrice SKU: ETC 7081A2004-1 Quantity -+ Add to Cart Details We are not an authorized ETC dealer. Please contact manufacturer for warranty information.ETC's One Gang, Surface Mount Backbox is used for installati... Details Back DetailsWe are not an authorized ETC dealer. Please contact manufacturer for warranty information.ETC's One Gang, Surface Mount Backbox is used for installation of Unison, Echo, or Mosaic lighting control systems from ETC. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review