Iberville also makes a combo box.. used alot by guys installing gas fireplaces.
http://www.tnb-canada.com/en/catalogues/online/comresconstruction/pdf/c1/boxes_04_eng .pdf

Or Iberville also makes partitions for their boxes http://www.tnb-canada.com/en/catalogues/online/comresconstruction/pdf/c1/boxes_01_eng.pdf


Also.. you could just use a single gang box and an LV plate
http://www.rack-a-tiers.com/pro_level_jack.htm#level_jack



[This message has been edited by distributor x (edited 11-26-2005).]