Wall sleeve, 14 1/8″ D x 42″ W x 16″ H, Galvanized steel, Stonewood beige, insulated w/ weather board. May be used for other brands of 42 in. PTAC chassis. Drain kit and exterior grille is also required for all new installations. *Must be field installed*
***REQUIRED ON ALL NEW INSTALLATIONS*** WARNING: Cancer and Reproductive Harm –www.P65Warnings.ca.gov