Description
nke 50 160 175 asa1f2aesbqqehwa 99539540 50 % (maximum flow = 95730904 50 % (maximum flow = 30 l h) and 25 % (maximum flow = 15 l h) Deaeration valve for easy start up The unbalanced rubber bellows seal is according to DIN EN 12756 bearing bracket and impeller without disturbing the pump housing or pipework