Quick view sku: RWB3710 Scupper - Plain Alloy Small SCUPPER DRAINS - ALUMINIUM ALLOY Excellent quality Australian made aluminium alloy transom drain scuppers - or ventilators. Spring loaded with strong stainless spring and watertight sealing gasket. Also available: RWB3711 Large 240mm x 147mm plain alloy... Was: Now: $125.00 Add to Cart Compare