GP1 Series Unique combination of rubber and PVC to produce Rubber PVC alloy (TPE). This innovative step has resulted in the introduction of Codeflex supreme GP1 air hose. This hose feels and looks like rubber without the associated negative aspects. Codeflex Suprene GP1 is fully flexible and is available from 5mm through to 25mm. The smaller diameters are black with yellow stripe and 13mm and above are in opaque yellow outer sheath. Improved fire retardancy. Tested to BS 2782 Part 1, method 141A on sample cut to 6mm wide. GP1 range has a CO1 rating of 25% O2. Conforms to ISO 5774: 1980. Special features: Abrasion, UV, oil and weather resistant. Outstanding resistance to ageing. Manufactured from cadmium-free materials. Resistance to a wide range of chemicals. Good flexibility. Reduced plasticiser migration. Good kink resistance. Improved resistance to oil/fuels. Outstanding UV/ozone resistance. Silicone-free. Working temperature -30C to 60C. *Hose assembly supplied with double lock qui