Astberg AHD-100 “No Show” Air Vent Diffuser (4 Inch) 100mm

Achieve a seamless, minimal ceiling finish with the Astberg AHD-100 4-inch “No Show” Air Vent Diffuser. Designed to blend flush into plasterboard and drywall, it provides optimal airflow while remaining virtually invisible to match modern architectural aesthetics.

Key Features:

• Frameless “No Show” Design: Engineered for a completely frameless, flush ceiling installation that eliminates visible outer grilles.

• 4-Inch Standard Size: Compatible with standard 4″ (100 mm) round HVAC ducting systems.

• Perforated Plaster-In Frame: Features a perforated mounting ring that allows joint compound/plaster to adhere smoothly for a clean, crack-free integration into the ceiling.

• Optimal Air Distribution: Delivers efficient supply or extract ventilation without compromising on silent operation or air spread.

• Paintable Finish: Easily painted over along with your ceiling to match any interior color scheme seamlessly.