Non-Return Flap Type KU 110 2 pcs. of Ø 1,100 mm non-return flaps:Fitted on existing pressure pipes to prevent return flow.Inside measure:Ø 1,100 mm.Material:AISI316.Seal:NeopreneClient:Aabenraa Council Pump station Moelledammen Aabenraa, Denmark. Contact us for more information - Click here