We've reimagined old-fashioned grille vents with a sleek 4"x10" design. This innovative, ultra-minimalist design instantly upgrades floors, without the need for customization. Sleek black finish compatible with all flooring surfaces. Super-easy, DIY-install in 15 minutes. Retrofit anytime. Replace with customized flooring later (or don't — the choice is yours!) Works with all materials. HVAC-compatible.