Very nicely made and gives the real vintage look to your home. Provided unfinished. Shown in red oak.
pricing for square opening style: 62 cents per square inch of duct opening in red oak, white oak, paint grade maple. Call for other wood choices or for quote on dado joint style.
Note: There is a one inch lip all the way around. For example, a cold air return designed for a 10 by 10 duct opening would have overall dimensions of 12 by 12.