Clean grout with baking soda and vinegar. You need to see this before and after-- YES, you CAN clean grout safely using just two items I'm sure you already have in your home! Check out this quick tip and see how you can get clean grout in minutes flat!
Hard water stains: DIY Shower Cleaner 24 ounces of water cup hydrogen peroxide cup rubbing alcohol 2 tsp dishwashing liquid (original recipe calls for Dawn. I use whatever I have on hand) 2 tsp automatic dishwasher rinse