4 Pack Magnetic Vent Cover with Strong Sticky Adhesive, Ceiling Floor Vent Cover, Vent Register Cover for House, RV, Wall, AC, Fireplace, Duct

Zipcase 4 Pack Strong Magnetic Floor Vent Covers Thick Magnet for Standard Air Registers - for RV, Home HVAC, AC and Furnace Vents, 5.5 inch X 12 inch, 4 Pack, Pure White : Everything Else

6 Pcs Magnetic Vent Covers for Home Floor Vent Covers with Magnetic Strip Compatible with All

Frost King 8 in. Exhaust Fan Cover EC108 - The Home Depot

Frost King Heat and Air Deflector HD5 - The Home Depot

vent blockers

Neattec Magnetic Fireplace Draft Stopper - Fireplace Cover to Block Cold Air from Vent to Prevent Heat

Magnetic Vent Cover

Vent Blockers

4 Pack Magnetic Vent Cover with Strong Sticky Adhesive, Ceiling Floor Vent Cover, 5.5x12 Inch Vent Register Cover for House, RV, Wall, Air Conditioner, Fireplace, Duct Blockers

Magnetic Air Vent Cover - AC Vent Cover - Flexible Magnet Vent Covers for Ceiling Floor Wall Vents - Air Register Cover - ​​Vent Blockers

vent blockers

Max Air Vent Cover

4 Pack Magnetic Vent Cover with Strong Sticky Adhesive, Ceiling Floor Vent Cover, 5.5x12 Inch Vent Register Cover for House, RV, Wall, Air Conditioner, Fireplace, Duct Blockers

Magnetic Air Vent Covers

Round Vent Covers