20"x20" Stamped Face Steel Filter Return Grille Vent Cover White Poweder Coating with Frame Outside Dimension 22.6"x22.6"The Listed size 20"x20" is for inside duct opening measurement, actual outside dimension is 22. 6"x22. 6" Stamped Face Steel Construction with 1 2" fin spacing for high air flow Screws are included for easy installation White Powder coating with matte finish Individually shrink wrapped with card board pad in the back for extra protection

This gas connector kit features a durable stainless steel braided hose with a yellow PVC coating to help resist corrosion and wear

actual overall outside dimension is 18

2-Pack 8FT Red/Blue Lined Stainless Steel Braided Washing Machine Hoses with Universal 3/4" Connector

and common household chemicals

buy a 14x20 grille

BURST PROOF - Designed to last

This thoughtful approach shields the product from impacts during moving and transportation

Faucet adapter comes with mesh filter with extra rubber washer are included

actual outsize overall dimensions is 12“ wide by 10” high

If your duct opening size is 12” x 4”

and ceiling

Measure the duct opening