12" x 4" 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 4h is for duct opening measurement only, actual outsize overall dimensions is 14 wide by 6 high. If your duct opening size is 12 x 4, this is the right size and will fit in well. If you measure outside or surface size, you will

Ceiling diffuser with all direction air deflection

Passed rigorous tests with all measures and superior to competition in the marketplace

One Way Air Flow deflection

It perfectly match all colors of vents

and hassle-free setup

guaranteeing that it arrives at your home in perfect condition

This part is compatible with GE portable dishwashers

outside dimension is 13

A faucet adapter with mesh filter and extra rubber washer are also included

18FT Propane Extension Hose Assembly with 3/8" female x 3/8" male flare fittings

The light weight and flexible HDPE Inner core make installation and handling super easy

especially aliphatic and aromatic hydrocarbons