Specialists in Reverse Osmosis, Water Softeners and Water Filters IWE is one of the UK’s and Irelands largest and most experienced Water Equipment Suppliers. Our comprehensive range of Water Treatment products are fully supported by our experienced team of specialised engineers. Whatever you require we have a solution for your needs, we are able to offer expert advice and technical information on all Water Treatment services. Our main specialist areas of water treatment are, Reverse Osmosis, Water Softeners, Water Filters and Effluent Treatment.