Clear Plastic Thermostat Guard - See Thru - Solid Base - 8.25" x 5.37" - Extra Large - With Lock & Key 10" Diameter + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 22"w X 18"h is the size for the duct opening measurement only

The grille features counter-sunk screw holes that prevent paint from peeling during installation

+ Product Details Size - 25"w X 22"h is the size for the duct opening measurement only

+ Product Details Size – 10" x 14" or 14" x 10" is the size for the duct opening measurement only

actual front end outer dimensions are approximately 14 5/8" width X 28 5/8" height

Clear Plastic Thermostat Guard See Thru Solid Base 8.25" x 5.37" Extra Large With Lock & Key 10" Diameter + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 22"w X 18"h is the size for the duct opening measurement only The grille features counter sunk screw holes that prevent paint from peeling during installation