Enhance your electrical enclosure with the CUTLER EZ TRIM FLUSH UNVENTED FOR 20W. This flush trim provides a clean and professional finish for your 20W x 30H box, offering an unvented design for a sleek appearance. The WEM2 keyed feature adds an extra layer of security and convenience..The CUTLER EZT2030F is a flush unvented trim designed for a 20W x 30H box. It features a WEM2 keyed mechanism.