12" x 8" Adjustable Blade Sidewall Ceiling Register Vent Cover Diffuser Heavy Duty Stamped Steel (Listed Size is for Duct Opening or Inside Measurement)First thing to know about size selection: take the vent cover off the wall or ceiling. Measure the duct opening where the vent can fit in. Use the measurement to determine right size to buy. This product has listed size 12w X 8h is for duct opening measurement only, actual outsize overall dimensions is 14 wide by 10 high. If your duct opening size is 12 x 8, this is the right size and will fit in well. If you measure outside or surface size, you will

Resistant to corroding agents including inorganic acids

Actual outside measurement is 10" x 8"

and other gas appliances

75” wide by 11

This product has listed size 10“w X 10”h is for duct opening measurement only

This part is compatible with GE portable dishwashers

1/4" comp x 1/4" comp connectors fits most of the Ice Makers

The Listed size 8"x10" is for inside duct opening measurement

Engineered and built to last

Actual outside measurement is 16" x 8"

UNIVERSAL FIT - Our hoses connect to all washing machines with industry standard 3/4" FHT (Female Hose Threaded) or FGH (Female Garden Hose) connector fittings

The Listed size 6"x12" is for inside duct opening measurement