The company Arklow Shipping Netherlands has given order to install the following Merus rings on the Arklow Rally: One 2?Industrial Bio ring at the bunker feeding pipe One 1 ¼? Industrial Bio ring at the Hydro for One 1? Industrial ring for the Separator One 1 ½? Industrial Bio ring for the Evaporator. With the installation of the Merus Rings Arklow will have on the Arklow Rally at the water supply, less problems with scale and rust. Furthermore they will witness a better performance of their water equipment