Htsafe Junction DN 40/40 mm 67 degreeMaterial: Polypropylene (PP)Resistant to hot waterManufactured in accordance with DIN EN 1451 or DIN 19560 – 10Use drainage within buildings as a dirty water, rain water pipe, air pipe (see areas of use: DIN 1986 – 4)Colour: Traffic Grey B RAL 7043Seal: in printed front and inlaid SBR/Seal in accordance with DIN EN 681Chemical Resistance: dissipation of aggressive media in the area of the pH 2 to pH 12 (see also wwwndorf-kunststoffe)Sound insulation: Data 21dB (a) noise insulation testing in accordance with DIN EN – 14366 (Fraunhofer Institut) noise emissions with 4 litres Flow rate according to measurement with Bismat 1000 (ba 222/2016).