Welding Hose Set Oxyacetylene EN 559 - Sealey WH10, Pair of Ø10mm x 10m hoses fitted with 3/8""BSP swivel unions. Colour-coded red and blue hoses for easy identification of acetylene and oxygen. Conforms to BS EN 1256:2006 and BS EN 3821:2008. Sealey WH10 Welding Hose Set Oxyacetylene EN ISO 3821 (EN 559) 10m