CUHIOY 4Pack Magnetic Vent Covers for Home Sidewall and Floor, 5.5inch x 12inch Stay in Place Vent Blockers for Standard Registers, Easy to Cut Air Vent Blockers for Office, Home Metal Vents, 45mil

Features

• Upgraded Magnet Vent Cover- Designed to solve all your home floor vent woes with ultra-strong magnets that grip tight to metal surfaces, ensuring the flat vent cover stay sealed and firmly in place—no slipping, no sliding, no matter where you place the metal heater vent covers (sidewall or floor). The other side is a matte white PVC surface that is not easily scratched and is waterproof, which can effectively conceal the ventilation duct openings
• Perfect Fit for Every Home - We have customized (5.5"X 12", 4 sheets) vent blockers for you, which fit most 4x10inch standard air registers for a perfect seal and space saving. The compact magnetic air vent blocker is easy to cut and combine for various sizes and versatile for home, office, RV, and HVAC use
• Optimizes Airflow, Boosts Efficiency - With flexible vent covers for home indoor floors, it is easy to block cold air, dust, and odors. Breathe cleaner air, protect your family’s health, and save energy. Perfect for basements, bathrooms, and unused spaces
• Effortless Installation & Removal – Tired of struggling with screws and tools for traditional vent covers? Magnetic vent covers restrict airflow completely when closed, unlike adjustable covers, However, they provide easy on/off access to vents. Plus, the high-quality PVC surface makes cleaning a breeze, so your vent stays fresh and stylish with minimal effort
• Before Purchase - Not all modern vent registers are iron; they are also made of aluminium, copper, stainless steel, wood or plastic. They also come in various sizes. To ensure a perfect fit, test your vent grille with a magnet to see if our covers will stick and measure the size of the opening. If you have any question about our heating vent cover, we will do our best to meet your needs