PATIKIL 16 x 9.5-Inch Magnetic Vent Cover Floor Wall Air Registers Cover High Strength Magnetic Vent Blocker for Home RV HVAC Fireplace Furnace White

Application: This magnetic vent cover blocks unused floor or sidewall vents to redirect airflow and improve energy efficiency, and can also be attached to metal surfaces like vehicle doors for protection or advertising.

Advantage: Made of thick, durable material with high-strength magnetic adhesion, it provides secure insulation and prevents unwanted air leakage to maintain indoor comfort.

Instruction: Easily install by cutting to size with scissors or a utility knife and placing it over the metal vent.

Note: Designed only for metal floor or sidewall vents; not suitable for plastic, aluminum, wood, or ceiling vents.

Customer-friendly notes: Please refer to the product description and images for the item specifications.