NORRES Schlauchtechnik expands the storage range! In addition to the original PROTAPE® and AIRDUC® polyurethane hoses, which are certified according to the latest food law regulations 10/2011 and 2015/174, the new explosion protection regulation TRGS 727 and DIN 26057, NORRES extends the storage assortment in black dyed variants: new in the PROTAPE® PUR 330 AS BLACK and AIRDUC® PUR 350 AS BLACK.