12x8 Duct Opening 1 Way Steel Air Supply Diffuser Register Vent Cover Grill for Sidewall and Ceiling actual overall outside dimension is

actual overall outside dimension is 18

Stamped Face Steel Construction with 1/2" fin spacing for high air flow

If your duct opening size is 6'' x 6”

ONE PAIR of 304 stainless steel braided premium washing machine hoses 5ft long each with 3/4" 90 degree elbow connection

and two swivel fittings that allow 360° movement for added flexibility

12x8 Duct Opening 1 Way Steel Air Supply Diffuser Register Vent Cover Grill for Sidewall and Ceiling actual overall outside dimension isThe Listed size 12"x 8" is for inside duct opening measurement, outside dimension is 13. 75" X 9. 75" Stamped Face Steel Construction with 1 2" fin spacing for high air flow One Way Air Flow deflection Multi shutter damper with easy handle to adjust desired amount of air flow Individually packed