Harpic Fresh Power has a fresh fragrance and kills 99.9% of odour-causing germs (E.coli). It helps leave your toilet clean, hygienic and smelling fresh. Harpic Fresh Power Liquid Toilet Cleaner Marine Splash 700ml Harpic Fresh Power has a fresh fragrance and the power to kill odour-causing bacteria(E.Coli) It helps leave your toilet clean, hygienic and smelling fresh. Household grade disinfectant. Contains the active ingredient Benzalkonium Chloride (0.34% w/v).