Featuring a deeping pocket design and breathable meshing structure, the strong carbon steel construction captures debris without restricting airflows or interfering with vent louvers' adjustability Specifically designed for 4"x10" floor vents, these carbon steel vent screens small items like jewelry, coin , and hair from falling into ductwork while blocking and for cleaner air circulation The tool easy installation systems securely fastens to vent registers through friction fit, enabling quick removal for rinsing under water and easy reinstallation Perfectly adapts to residential and mobile environments including bedrooms, kitchens, basement HVAC systems, and recreational vehicle ventilation networks Ideal for homeowners, enthusiasts, and managers seeking to maintain HVAC efficiency in congested areas like living rooms, kitchens, and basements, Manufacturer: GMBYLBY