Custom ABS Central Air Outlet, Plaster-in Recessed Louvre Grille, 1.5 Frame Extended Panel for Ventilation & Air Exchange

Custom ABS central air outlet, plaster-in recessed louvre grille with 1.5 extended panel frame for ventilation & air exchange. Made of high-toughness ABS engineering plastic, anti-deformation and crack-resistant, ideal for plaster ceiling pre-embedding construction. The 1.5 extended frame improves installation stability. After plastering, it sits flush with ceiling surface for minimalist invisible decorative effect. Built-in adjustable louvre blades allow airflow angle and volume control to deliver soft air and avoid direct draft. Long linear design brings low air resistance, works for both supply and return air. Custom length, blade quantity and color available for villa, hotel and office HVAC projects.