12" X 2" FLOOR REGISTER WITH LOUVERED DESIGN - FIXED BLADES RETURN SUPPLY AIR GRILL - WITH DAMPER & LEVER - BROWN Color_Aluminum and the second number represents

and the second number represents the height

Suitable for medium-pressure applications

& EN 13180 standards

and waste gases transmission lines

12" X 2" FLOOR REGISTER WITH LOUVERED DESIGN - FIXED BLADES RETURN SUPPLY AIR GRILL - WITH DAMPER & LEVER - BROWN Color_Aluminum and the second number represents+ Product Details Size 2"w X 12"h or 12"w X 2"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 3. 5" X 13. 5" wider. Installation Location Floor. Design Rigid gauge built for durability and long life in mind, but still light and handy. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just waxed. Quality Packaging Carefully shrink wrapped with cardboard backing to