What are the outside dimensions? Is it a drop in, 6x12 floor vent opening? I don't see screw holes, how is it attached?A. According to the manufacturer, the Brass Elegans 120HR has overall dimensions of 7" x 13" (a 1/2" lip all the way around the register). This product is a drop-in model and is only intended to be used on the floor.
How thick is the top metal with the design, will it support walking on it?A. The Brass Elegans 120HR is solid brass about a quarter of an inch thick. It is made to be part of the floor and will support traffic.
What is the exact measurement of the part that recesses into the vent?A.
The internal dimensions of the register that recess into vent are 6"H x 12"W, the overall dimensions are 7"H x 12"W; there is a 1/2" lip.