SEAL360 Square Magnetic Vent Covers (2-Pack), Pockets for Complete Seal, 8 x 8 (White) for Floor, Wall, or Ceiling Air Vents and Registers, Vent

BOOST air to the rooms you need it BLOCK air in unoccupied rooms SAVE MONEY- heat and cool only the rooms you use For STEEL Vents only (Vent faces sized 12x12). Not for aluminum/high vents.

4 Pack Magnetic Vent Covers, Strong Vent Covers 5.5 X 12inch High

2 Pack-Black Magnetic Vent Covers Pockets for Complete Seal Screen Home Air Filters Floor Register Trap Cover Floor Wall at MechanicSurplus.com

BEWAVE High Strength Magnetic Vent Covers for Home Ceiling, Metallic Air Vent Covers for Floor, Wall, Ceiling Steel Registers, RV, HVAC and AC, 5.5 x 12, Set of 8

5.5 x 12 Super Magnetic Floor Vent Cover (4-Pack, White

Please use our size chart to choose the correct magnetic cover that will fit both your specific vent dimensions and color.

HMmagnets Magnetic Vent Covers (2-Pack) - for Registers of Width 9.25 to 10, Length 15.25 to 16 (White)

Strongest Available Magnetic Vent Cover 8 x 15.5 Uganda

Elima-Draft 7 1/4 x 7 1/4 to 8 3/4 x 8 3/4 Insulated Magnetic HVAC Vent Cover For STEEL Vents - Heating Vents

2 Pack-Black Magnetic Vent Covers Pockets for Complete Seal Screen Home Air Filters Floor Register Trap Cover Floor Wall at MechanicSurplus.com

Magnetic Vent Cover 5.5x12, Luxiv Stronger Magnet Indonesia

Elima-Draft 7 1/4 x 7 1/4 to 8 3/4 x 8 3/4 Insulated Magnetic HVAC Vent Cover For STEEL Vents - Heating Vents