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First, try a strong solution of TSP (trisodium phosphate) and warm water. Scrub the surface thoroughly and rinse with clear water. If the stains persist, apply a 1-to-3 solution of muriatic acid and water. Scrub the drive with a stiff-bristle brush.
How do you mix TSP to clean concrete?
Mix 1/4 cup of trisodium phosphate with 1 gallon of hot water in a bucket. Use a long-handled spoon to stir the solution until the TSP dissolves. Use 1/2 cup of TSP if the concrete surface is extremely dirty.
Does TSP need to be rinsed?
Standard TSP must be rinsed away with clean water. Depending on how dirty the surface is, several rinses may be necessary. As a general rule, if the water in the rinse bucket is dirty, it is worth your effort to rinse the wall again with clean water. No-rinse TSP is fairly new invention.
Will TSP clean oil from concrete?
Add 1 cup of phosphate-free TSP (trisodium phosphate), also called “TSP-PF,” to a gallon of hot water, and mix thoroughly. Wearing eye protection and rubber gloves, pour the TSP onto the oil stain and let it soak in for 20 to 30 minutes. Then, scrub with a stiff nylon brush, and rinse with a hose.
Can TSP be used to etch concrete?
If the surface is smooth, definitely etch. However, the etching step needs to come after you clean the concrete. TSP and TSP substitute work equally well for this purpose, according to a technical-help person at the Savogran Co. (800-225-9872; savogran.com), which makes both kinds.
Can TSP damage concrete?
Another widely used concrete cleaner is trisodium phosphate (TSP). It is alkaline, so it will not harm your concrete, but it is alkaline enough to cause skin irritation and even burns. TSP is also very bad for the environment.
Can you pour TSP down the drain?
The most accessible way to dispose of TSP in the home would be to pour it down the toilet so it gets treated properly. This is even safe on septic systems. Never dispose of used degreasing rinsates like TSP into lakes, streams, storm drains, or open bodies of water.
What should you not use TSP for?
Its high alkalinity can etch glass, mirrors, and ceramic tile, as well as darken and corrode aluminum, chrome, and other metals. TSP eats away at grout and shouldn’t be used for general cleaning on painted wood. Take care around foliage when using TSP outdoors.
What can I use instead of TSP cleaner?
If you are looking for a more natural trisodium phosphate substitute, borax can be a fine replacement. It doesn’t require all the safety measures of TSP and is inexpensive, easy to use and it won’t hurt the environment. Borax can kill fungus and strip away dirt and grease on porous surfaces such as wood and cement.
How do I clean my garage floor with TSP?
Combine an ounce of trisodium phosphate (TSP) in a gallon of hot water. Wet the concrete and use a push broom with rigid bristles to scrub. Let the solution soak into the concrete for 10 to 15 minutes. Rinse thoroughly.
What’s the best concrete cleaner?
The Best Concrete Cleaners of 2022 RMR-86 Instant Stain Remover Spray. Sheiner’s All Purpose Floor Cleaner. Zep Concrete Pressure Wash Cleaner Concentrate. Zep Heavy-Duty Powdered Concrete Cleaner. Oil Eater Cleaner Degreaser. Terminator-HSD Concrete Cleaner. ACT Eco Friendly Concrete Cleaner.
How do you etch concrete without water?
MasonrySaver No-Rinse Concrete Etch is a hydrofluoric acid-etching material designed for etching and coloring concrete surfaces prior to coating or sealing. A thin film of Etch will etch any silica-containing surface in as little as 15 seconds.MasonrySaver No-Rinse Concrete Etch. SKU: MS-CONC ETCH-1 Surface: Masonry.
Can I sand concrete instead of etching?
Yes, you will need to grind in order to remove the sealer at the surface and provide a proper profile for the coating. You cannot acid etch. The reason is that the sealer prevents the acid from reacting with the minerals in the concrete since the concrete is sealed.
Can you seal concrete without etching?
The short answer is: Yes, even new concrete needs to be etched before applying epoxy or a similar type of garage floor coating. Etching is part of the concrete preparation process. In fact, proper preparation of the concrete before a coating is applied is the most important part.
How do I clean an old concrete patio?
To remove water, mold, or mildew stains from concrete patios and driveways, use a hose or pressure washer. If stains persist, mix a solution of one-quarter bleach to one gallon of hot water and scrub the area with a brush, watering down nearby foliage first to prevent damage from runoff.
Is TSP poisonous to dogs?
Trisodium phosphate is very caustic and can be irritating to the tissues inside the mouth and along the GI tract, but it should not cause any serious toxicity issues such as liver or kidney damage, especially in such a small amount.
How do you clean outdoor concrete?
Concrete Patios Never use a wire brush as it can leave rust stains and scratch the concrete surface. If you neglected cleaning your concrete patio for some time, use a detergent such as Dawn or Ajax dishwashing liquid mixed with water to help brighten the surface.
