Bobbin wound FRP-Filter DIN 19605, complete with plate and sprayer nozzles (min. 70 units/ sqm) and side manhole Ø 400-500, upper manhole from Ø 150 to 500, sightglass Ø150- 210-300. PN 10 in/out Flanges, water drain, air outlet, round base in fiberglass. Constructed in Isophtalic resin and Liner in DIN 18820 Vinylestere Gel-Coat.