12" X 4" FLOOR REGISTER WITH LOUVERED DESIGN - FIXED BLADES RETURN SUPPLY AIR GRILL - WITH DAMPER & LEVER - BROWN 18" Diameter much more than required 700

much more than required 700 PSI for R410

this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI

The grille features counter-sunk screw holes that prevent paint from peeling during installation

+ Product Details Size – 6" x 16" or 16" x 6" is the size for the duct opening measurement only

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12" X 4" FLOOR REGISTER WITH LOUVERED DESIGN - FIXED BLADES RETURN SUPPLY AIR GRILL - WITH DAMPER & LEVER - BROWN 18" Diameter much more than required 700+ Product Details Size 12"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 5" X 5. 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 prevent damage