6. Rinse the shower head and cover with hot water. Can you use bicarbonate of soda to clean shower head? Don't use abrasive, alcohol-based, acid or solvent-based cleaners on brushed nickel. 27When to use hydrosol? You can disconnect the shower head and soak it in this mixture, or use a ziplock bag to hold the solution and then secure it around the pipe with a rubber band. Rinse off the shower head thoroughly with hot water and a wet cloth. Q.