Side Outlet Ceiling Diffuser Box | 12" X 12" X 8" | Galvanized Steel Metal Box Is Compatible With Duct 8" Compatible with Duct 8" + Product Details Perfect Fit FLTR M8 308x3 Actual Filter Size 23 Drop Ceilings / Aluminum

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 14" or 14" x 8" duct opening (measured at the opening)

actual front end outer dimensions are approximately 38 5/8" width X 22 5/8" height -

+ Product Details Size – 10"w X 6"h is the size for the duct opening measurement only

Actual Filter Size – 15 3/4"w x 27 3/4" x 1"

5 IN A PACK - 8 Inch Diameter Pipe – 25 Foot Length When Connected – 30 Gauge Thick & Made of Thick & Durable Galvanized Sheet Metal - Used For HVAC System Duct Work In Any Building or Home In Any Building or HomeIn Any Building or HomeIn Any Building or HomeIn Any Building or Home

Side Outlet Ceiling Diffuser Box 12" X 12" X 8" Galvanized Steel Metal Box Is Compatible With Duct 8" Compatible with Duct 8" + Product Details Perfect Fit FLTR M8 308x3 Actual Filter Size 23 Drop Ceilings Aluminum + Product Details Perfect Fit & Easy Sizing Designed for a 8" x 14" or 14" x 8" duct opening (measured at the opening) actual front end outer dimensions are approximately 38 5 8" width X 22 5 8" height