Unbranded 8 x 15.5 Inch Magnetic Vent Covers Floor Wall Ceiling Air Register Covers for Home HVAC RV Vent Covers (4 Pack)

Vent sealing solution designed to block unused floor, wall, and ceiling air registers in residential and RV HVAC systems. Magnetic vent covers sized 8 x 15.5 in with 0.6 in thickness provide airflow control and energy reduction by redirecting conditioned air to active zones. Suitable for steel vent surfaces only. Designed for floor registers, wall vents, and ceiling air outlets in homes, apartments, and RV ventilation systems. Includes 30-day warranty.