12"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 13.6"W X 7.6"H] 8in diameter Design – This airflow control

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

With a 8" diameter for the duct opening measurement

+ Product Details Size – 26"w X 26"h is the size for the duct opening measurement only

+ Product Details Size - 34"w X 32"h is the size for the duct opening measurement only

this guard ensures long-lasting protection and security

12"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 13.6"W X 7.6"H] 8in diameter Design – This airflow control+ Product Details Size 12"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 6" width X 7. 6" height. Design Full Control Vertical Horizontal Air flow Direction. Horizontal blades in the front, Vertical blades in the back, both individually adjustable. High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant,