A hose or pressure washer can help remove mold, mildew or water stains from concrete patios and driveways. If staining persists, use a mold remover or bleach solution to treat the area. Then scrub the stain with a brush and rinse thoroughly with clean water.
Mix a solution of 1/8 of a cup liquid dishwashing detergent, ½ cup baking soda, and one gallon of water. Pour over the stain. Use a soft brush to scrub the stain away. Rinse the area.
Most stains on concrete floors can be removed quickly and easily, but a lot depends on how old the stain is and how porous the concrete surface is. Rust, oil, grease, paint or glue stains each have a recommended stain removal technique.
1. Best Overall Concrete Cleaner—ZEP Purple Pressure Wash. Zep concrete cleaner has several great products, and the ZEP Purple Pressure Wash outdoor cleaner is no exception. This alkaline cleaner is low foaming and easy to rinse from the concrete surface.
Use a detergent such as Dawn or Ajax dishwashing liquid mixed with water to brighten a concrete patio that hasn't been cleaned in a while. Use a detergent such as Dawn or Ajax dishwashing liquid mixed with water to brighten a concrete patio that hasn't been cleaned in a while.
Concrete Acid Stains are the only true stains with permanent results.
Product description. OxiClean is a powerful concrete cleaner that works well on various materials, including pavement and grout.
But that's not all; chlorine bleach can also be used for cleaning the concrete driveway. Of course, you should dilute it with equal parts of water or a 1:1 ratio. With the mixture ready, spray it on the driveway, allowing it to sit for 10 minutes. Then, use a stiff brush before rinsing with clean water.
In fact, vinegar removes mold from concrete better than bleach. Bleach will only remove the top layer of mold, causing the mold to return.
White vinegar can clean concrete and remove stains. It may not be as powerful as concrete cleaners, but it can clean up concrete stains on a budget.
In other words, water-based stains perform by flowing into the concrete pores and bonding with the cement, but they do not chemically alter the concrete itself. This means that by definition they are not permanent — if you don't apply a sealer, they can wear away.
She specializes in cleaning, organizing, and home improvement projects. Vinegar is an all-natural solution for cleaning concrete. It kills mildew and mold, removes grime, and helps treat set-in stains. Before cleaning concrete with vinegar, it's essential to dilute it so you don't affect your sealer.
The Liquid peroxide cleans, refreshes, and brightens concrete, tile, and grout without leaving watermarks or residue in contrast to other cleaning chemicals. Powdered peroxide-based formulas are generally high-performance alkaline, tile and grout cleaners and degreasers that are made for use on heavy-duty concrete.
A few of your options include using: Baking soda and hydrogen peroxide: Make a paste out of both ingredients, apply some to the stain, then scrub with firm-bristled brush. If it doesn't work right away, apply more of the paste and this time, let it sit for 30 minutes before scrubbing.
Rust. One of the most common stains on concrete, especially familiar to anyone with a pool or living near the ocean. Rust is a pain, and it seems like it is impossible to remove rust stains from concrete, but it isn't!
There are two types of concrete stain to choose from: acid-based and water-based. Acid-based formulas for are long-lasting and resistant to fading. They react chemically with the concrete to create a permanent chemical bond. This means it will not peel or chip and will help produce a natural-looking finish.
However, bear in mind that concrete paint will obscure concrete's natural texture and isn't suitable for concrete that takes a beating, such as a concrete floor. For almost all exterior applications, concrete stain is the superior solution.
For mild discoloration, flush the hardened surface with hot water and scrub with a stiff brush to even out some of the variability in the concrete's moisture and mineral build-up. It may be necessary to carry out this process until the discoloration disappears.
Pressure washing is one of the fastest, most effective ways to get your concrete white again. Concrete can change color over time due to pollen, algae, or dirt buildup, but a good pressure wash can easily remove dirt and stains and make your concrete look new again.