actual front end outer dimensions are approximately 24 5/8" width X 8 5/8" height
this guard fits almost any thermostat and blends seamlessly into any setting
actual front end outer dimensions are approximately 12 5/8" width X 28 5/8" height
Universal Fit – Measures 6" wide x 3-1-13/16" high x 3-1/8" deep
Measure the size of the vent opening
30" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling ceiling actual front end outer dimensions+ Product Details Size 30"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 875" width X 6" height. High Quality High quality steel construction, no scuff powder coat durable finish, smooth, shiny, scratch resistant, no sharp edges, 2 recessed screw holes on each side with screws included, screws same color as vent cover, easy installation. Adjustable airflow control Adjustable airflow