Khan Tank Cleaning provides professional water tank cleaning services in Gulshan-e-Iqbal, Jauhar, Nazimabad & East Karachi. ISO 9001 & ISO 45001 certified, SRB & FBR registered. Services include industrial high-pressure jet washing, vacuum sludge extraction & Silver Hydrogen Peroxide disinfection for underground RCC, plastic, fiber & steel tanks. Trusted since 2005, 4.9★ rated, 24/7 e... khan tank cleaner