10"W X 8"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 11.6"W X 9.6"H] Curved Blade Steel Actual Filter Size – 27

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

+ Product Details Size - 16"w X 14"h is the size for the duct opening measurement only

Design – Circular return valves - designed to be used in low and medium pressure ventilation air conditioning systems

Design – Easy unrestricted air flow for your HVAC system

enhancing the entire room with its elegant presence

10"W X 8"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 11.6"W X 9.6"H] Curved Blade Steel Actual Filter Size – 27+ Product Details Size 10"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 6" width X 9. 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,