| 摘要 |
PROBLEM TO BE SOLVED: To provide a water supply/hot water supply hose, hardly causing a crack in an inner surface layer tube, without impairing productivity. SOLUTION: This water supply/hot water supply hose includes: a flexible outer surface layer tube 1; the flexible inner surface layer tube 2 inserted inside the outer surface layer tube 1 and having at least an inner layer 2a mainly comprising a polyolefin resin and an outer layer 2b mainly comprising polyolefin elastomer; and a void part 3 formed between the outer surface layer tube 1 and the inner surface layer tube 2. COPYRIGHT: (C)2010,JPO&INPIT |
