... Legth :1m /2m /3m Certificate:ISO 9001&2001 Air-condition hose 1. Flexibility is good , corrosion-resistant, have long ... , natural gas , oil , water etc. 3. Corrugation hose material select SUS304 , SUS316 or SUS316L, material of both ends ... interior piping system, sanitary ware,kitchen equipment , central air-conditioner , floor heating,wall hanging gas stove & ... 5m = 5.00.4h=60.03 Air-Condition hose