Round ventilation grille, adjustable air intake, stainless steel air intake, 125mm air inlet and exhaust

General descriptionThe round ventilation grille is designed for adjustable air intake and exhaust, made from durable 316 stainless steel with a polished surface that is corrosion resistant. It is suitable for various applications, including heating or ventilating boats, mobile homes, caravans, and garages.Technical specificationsDiameter: 125 mm (5 inches)Hole size: 4 holes (3.5 mm each)UsageCan be used for internal exhaustAdjustable ventilation for fresh air controlSuitable for indoor and outdoor applications