Product CatalogueStormwater SuppliesPressure Fittings PVCBarrel Uniona. PVC Barrel Union Coupling 15mm (1/2") Back a. PVC Barrel Union Coupling 15mm (1/2") Product ID: V12BU015 Brand: 2025-05-28 From: $2.99 AUD View or buy the Barrel Union Pressure Fittings PVC - a. PVC Barrel Union Coupling 15mm (1/2") from to discover other options and shipping details. Description Back to Pressure Fittings PVC - Barrel Union More Barrel Union and others in our range e. PVC Barrel Union Coupling 40mm (1 1/2") b. PVC Barrel Union Coupling 20mm (3/4") c. PVC Barrel Union Coupling 25mm (1") d. PVC Barrel Union Coupling 32mm (1 1/4") h. PVC Barrel Union Coupling 100mm (4") a. PVC Barrel Union Coupling 15mm (1/2") f. PVC Barrel Union Coupling 50mm (2") g. PVC Barrel Union Coupling 80mm (3") 4 to 1 VGA Switch with RS232 Control Manta Stainless Steel 3.0" Dual Full System With Extractors in Mild Steel (medium) for Holden Monaro V2 5.7 Litre V8 Coupe (including HSVs)