Demand Filtration is a Melbourne-based water filter supplier that specializes in the filtration industry. We combine decades of family expertise with innovation. With over 50 years of experience in both commercial and domestic plumbing, we specialize in reverse osmosis water filter, undersink water filter, and whole house water filter installation. Our dedicated team of professionals ensures that every project we undertake exceeds industry standards, delivering prompt and cost-effective results. Demand Filtration works hand in hand with our trusted Australia-wide network of installers to ensure our service is not only limited to Melbourne. We are available other areas also. Take your water purifier from us and enjoy fresh water.