6" Round Air Vent Supply Grille With Sponge Gasket And Mounting Frame - HVAC Vent Duct Register Cover [Outer Dimensions: 8"] Copper Coil-Insulated Line Set 14" x 8" Decorative Wood

14" x 8" Decorative Wood Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction

32" x 8" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply

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+ Product Details Size - 8" X 8" is the size for the duct opening measurement only

6" Round Air Vent Supply Grille With Sponge Gasket And Mounting Frame - HVAC Vent Duct Register Cover [Outer Dimensions: 8"] Copper Coil-Insulated Line Set 14" x 8" Decorative Wood+ Product Details Size The listed 6" diameter refers specifically to the size of the duct opening. However, please note that the total outer dimensions of the grille measure 8" in diameter. Design Circular air supply valves designed to be used in low and medium pressure ventilation air conditioning systems, of up to 300m3 h. Adjustable airflow control by rotating the middle disk, the gap will expand and retract to meet perfect air supply needed.