Sustaining flow valve – PN16 Any position 3 pieces check valve – BW 3-way flanged ball valve – Stainless steel – L port Penstock in Stainless steel 316L F5 Resilient seat gate valve with handhweel anti-counterclockwise close Stainless steel 304L strainer for flanged type axial check valve PN10 Quick-closing non-return valve, large sizes ACS – PN25 Terminal check valve polyamide Flanged type ball check valve Tilting type check valve with counterweight and hydraulic damper – PN16