WHAT IS THE DIFFERENCE BETWEEN AN AIR VENT COVER AND A REGISTER? An air register has the capability of adjusting the air flow by opening and closing a damper or flaps, usually found at the bottom of the air register. An air vent cover, simply covers the duct without the added feature of adjusting air flow

OUTSIDE dimensions as follows:

Iron register 22.25 x 16.25 inches (qty 1) $75

Iron register 13.75 x9.75 inches (qty 1) $50

Iron register 4 x 11 inches (qty 1) $40

Iron register 16 X 12 inches (qty 4) $50/ea

Iron register 7 x 14 inches (qty 1) $50

Iron vent 17 x 14 inches (qty 1) $40