Roca Marine Butterfly ventilator

A ventilator with adjustable airflow for caravans and leisure boats. Elegant design in polished brass or electropolished stainless steel.
Butterfly ventilator for boats and caravans.
Hole Ø 3,5 mm.
Stainless steel sheet 0,7 mm.
Open area 2860 mm²
Diameter – 127mm