The Retro-Fit Box (Model 500) The Dryer Vent Box for Existing Construction and 2 X 6 Walls Before you order, please read the instruction sheet by clicking here Also, read and view actual installation stories and pictures - click here In-O-Vate Technologies Inc., 810 Saturn Street, Suite 21, Jupiter, FL  33477 Phone Numbers: (561) 743-8696 / (888) 443-7937 (Toll Free) Fax Numbers: (561) 745-9723 / 800) 308-9345 (Toll Free) [ Home ]  [ Specs ]  [ Purchase ]