The SIRODEM mixed bed deionizer provides a simple to operate and cost-effective method of providing pure demineralised water. It has been designed primarily for dental use but can be useful in the laboratory or in a medical clinic as well. The SIRODEM purifier can be installed as a handy wall unit anywhere a water tap is available or were it can be reached by a hose. A purified water source is one of the best ways to protect hygienic systems and medical or dental instruments. With a SIRODEM purifier there is no longer a need to lug or store heavy bottles of pure water. The SIRODEM, which does not rely on pressurization, has a throughput is 50 liters/hour.