Design: • special transparent, plastomeric inner coating • absolutely odorless and tasteless homogeneous • smooth and unplasticized • outer layer NBR • blue abrasion resistant • UV and ozone resistant • resistant to greases, oils and common cleaning agents and disinfectants • KTW "A" • DVGW- W270 and VP 549 • Registered Register Number: DW0309BT0079 • Temperature range: -20 ° C to 90 ° C • 3/4 ", Ø 19 mm