8mm ID Silicone 2 Ply Heater Radiator Hose 10 Metre Length Black

📏 8MM (5/16") BORE, 10M LENGTH – 8mm internal diameter, 16mm outside diameter and 4mm wall, supplied as one continuous 10 metre length (32.8ft, approx. 1.80 kg), ideal as workshop stock covering several jobs. 🔧 SILICONE HEATER AND RADIATOR HOSE – for cars, vans, motorbikes, classics and kit cars. The 8mm bore suits heater bypass, overflow, breather, vacuum and small coolant bleed lines. 🛡️ 2-PLY POLYESTER REINFORCED – smooth extruded silicone inner, 2-ply polyester braid and a silicone outer layer, made to SAE J20 R3. Resists ozone, ageing, cracking and coolant additives far longer than rubber. Trim the length with a sharp blade for a square, leak-free end. 🌡️ -30°C TO +200°C RATED – continuous operating range -30°C to +200°C with peaks to +220°C. This 8mm bore is rated 9 bar working and 27 bar burst pressure, with a 80mm minimum bend radius. ⚫ BLACK SILICONE – black finish that keeps its colour under bonnet heat. For coolant, water and air only – not suitable for fuel or oil. Use hose clips sized for the 16mm outside diameter.