Mix a small amount of baking soda with hydrogen peroxide to create a thick paste. Apply the paste to the yellowed areas of your bathtub using a sponge or cloth. Let it sit for about 15-20 minutes. Then, scrub the stained areas gently with a soft brush or sponge. Rinse thoroughly with water to remove any residue. C. CLEANING YOUR ACRYLIC BATH One of the joys of owning a Kohler acrylic unit is the ease of cleaning. There are no seams or tight corners for lime or mildew build-up. As with any smooth surface, avoid using abrasive cleansers on your acrylic bath. Abrasive cleansers will scratch and dull the surface. It also helps if 5. Combine Baking Soda and Vinegar. Another powerful combination is baking soda and vinegar. The two household ingredients create a bubbling action when you combine them. Sprinkle baking soda in the tub or make a baking soda paste with water to spread on the ring. Spray a combination of half vinegar and half water on the baking soda and let it Put on rubber cleaning gloves. Remove all items from the tub (toys, mats, loofahs, etc.) Spray CLR Brilliant Bath directly on the bathtub's surface. Allow the foam to sit for 2 minutes. Wipe the surface with a clean, damp sponge or cloth. Rinse with cold water. (Do not let the solution sit on any surface for more than 2 minutes) Dish soap is designed to cut through tough grease and food stains on our delicate dishware, but it will also disintegrate the dirty marks and soap scum lining your tub. Pour a generous amount of dish soap into your tub and then start scrubbing with the broom. The stiff plastic bristles will deliver a deep clean, even against tough stains. Fiberglass is porous and absorbs water, causing warping and degradation. The acrylic sheets create a barrier between the fiberglass and water to form the bathtub. The lightweight materials used mean acrylic bathtubs average 75 pounds or less. Read more about the differences between an acrylic vs fiberglass tub here. Pros Of Acrylic Bathtubs Oil rubbed bronze and brass fixtures should only be cleaned with water and a mild dish soap. STEP 1: Fill a plastic bag (like a Ziplock) with white vinegar and secure it where the mineral deposits are using chip clips, clothes pins, or a rubber band. STEP 2: Let it soak for 20 minutes. Vinegar is effective at removing hard water stains in a jetted tub. Dip a few paper towels in white vinegar and place the wet paper towels over the hard water stains. Leave the towels in place for Apply the Paste to Stains. Apply the paste and let it sit for 10 minutes or so before scrubbing off. For heavy tub stains, apply the paste and leave it on for about an hour before scrubbing. Alternatively, you could scrub the stains with the paste first, then leave the paste on for about an hour before wiping it away. The Spruce / Ana Cadena. Let the product sit on surfaces overnight and thoroughly rinse them the following day. For best results, leave Wet & Forget Shower on surfaces for 8-12 hours. (Do not leave the product on surfaces longer than 24 hours.) Apply Wet & Forget Shower once a week to enjoy a clean, fresh bath all week long. Top Tip: If you’re starting with a heavier 9FId.