Un-plasticized Polyvinyl Chloride Windows have insulation properties that reduce sound and also provide insulation against dust due to their ethylene propylene diene monomer gaskets. The Un-plasticized Polyvinyl Chloride Windows offer total security with multi-point locking and steel re-inforcements, do not suffer from discoloration due to ultra violet radiation and are durable, dimensionally stable etc. The Windows are maintenance and hassle free to install, provide water resistance and do not allow loss of air-conditioning. Navkush Enterprises is manufacturing Un-plasticized Polyvinyl Chloride Windows.