Clear Plastic Designer Thermostat Cover- Solid and Ring Bases - 7-1/16" W x 4-1/8" H x2 1/8"D Aluminum actual front end outer dimensions

actual front end outer dimensions are approximately 38 5/8" width X 36 5/8" height

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+ Product Details Size – 14"w X 6"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 22" width X 16" height

+ Product Details Size - 30"w X 16"h is the size for the duct opening measurement only

Clear Plastic Designer Thermostat Cover- Solid and Ring Bases - 7-1/16" W x 4-1/8" H x2 1/8"D Aluminum actual front end outer dimensions+ Product Details Durable Construction Made with clear, high impact plastic to provide reliable and long lasting protection for your thermostat. Two Mounting Base Options Includes both a solid base and a ring base. The ring base allows installation without removing the thermostat, offering maximum flexibility. Locking Security System Features a built in eight tumbler lock and a supplied key to prevent tampering and maintain consistent temperature