德国Hillesheim-Heating hose with integrated inner heater for drinking or waste water加热软管 HWI 19/25系列-用于饮用水或废水的带有集成内部加热器的加热软管
德国Hillesheim-High temperature heating hose with T5 stainless steel pressure hose高温加热软管 H900 系列-高温加热软管配T5不锈钢耐压软管