Sparkling Castle - for old or dirty grout add 7 cups water, cup baking soda, cup lemon juice, cup vinegar into a spray bottle; Spray onto grout and let sit. Scrub with a brush and mop off excess. Sparkling grout from Sparkling Castle.
Homemade tub, tile, and grout cleaner - You’ll need: cup baking soda, cup hydrogen peroxide and 1 teaspoon of liquid dish soap. Mix well all ingredients and your homemade rock-star cleaning solution is now ready to use.