Nest Wall Plate Trim Cover - Slate Stone (6 x 4 7/16 Inches) Original Makers Of The Slate Stone Plate for the Nest Thermostat. Sleek and Stylish Real Slate Stone Precision Crafted and Hand Dressed, New Contemporary Edge Works with Gen 2 - 3 & E of the Nest Learning Thermostats Nest Thermostat E compatible SIZE 6 x 4.33 inches Mounts horizontal and vertical