25mm Yellow Heliflex Suction Hose 25mm (1″) medium duty PVC yellow suction hosing. Suitable for vacuum applications. Reinforced PVC helix, non-collapsible and UV resistant. Bursting pressure up to 24 bar. Specifications (25mm Heliflex PVC Hose) Nominal Bore: 1″ (25mm) Tube: Chemical & abrasive resistant PVC Outer Lining: Yellow PVC Other: Non-toxic Reinforced: PVC helix Temperature Threshold: -20°C to 60°C Safety Factor: Smooth