8" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Powder-Coated These are specially sized to 14" Round Duct Pipe FR M 414 White For 10 duct opening

These are specially sized to fit into all drop ceilings

+ Product Details Size - 20"w X 25"h is the size for the duct opening measurement only

Actual Filter Size – 29 3/4"w x 33 3/4" x 1"

Actual Filter Size – 29 3/4"w x 5 3/4" x 1"

actual front end outer dimensions are approximately 26 5/8" width X 10 5/8" height -

8" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER HVAC Vent Duct Cover Sidewall or Ceiling Powder Coated These are specially sized to 14" Round Duct Pipe FR M 414 White For 10 duct opening These are specially sized to fit into all drop ceilings + Product Details Size 20"w X 25"h is the size for the duct opening measurement only