6"x 6" (Duct Opening Size) 4-Way Stamped Face Steel Ceiling/sidewall Air Supply Register - Vent Cover - Actual Outside Dimension 7.75" X 7.75"The Listed size 6"x 6" is for inside duct opening measurement, actual outside dimension is 7. 75" X 7. 75" Stamped Face Steel Construction with 1 2" fin spacing for high air flow Four Way Air Flow deflection Design Multi shutter damper with easy handle to adjust desired amount of air flow Individually shrink wrapped with card board pad in the back for extra protection

Universal 90 degree elbow connector fits all washing machines

EASY FIT - Our hoses connect to ice maker with standard 1/4" comp connections compatible with most ice makers

The distance between centers of holes is 11"

This product has listed size 10''X 10'' is for duct opening measurement only

actual outsize overall dimensions is 13

The listed size 14" x 6" is for the inside duct opening measurement

2) measure the duct opening or the size of the hole

2-pack Flood Safe Washing Machine Hoses - 6 FT Heavy Duty PVC Hose Sealed With Super Rigid Corrugated Outer Wall For Auto Shut-off When Inner Hose Leakage Detected

OD is 1/4 ID is 1/6" no color (super clear)

If your duct opening size is 8” x 8”

and rafters

If your duct opening size is 10” x 6”