It is used with Mach 15, Mach III Plus, Mach I Power Saver & Mach III Power Saver models. It features parachute style draw cord mounting & weatherproof. It measures 26 inch width x 13-1/2 inch depth x 37 inch length. Heavy-duty jersey-backed vinyl protects against airborne contaminates & UV. It helps to reduce draft on cold days.
