Are you seeing water seeping through concrete floors at your home? Are your basement or garage floors damp? The concrete foundation of your garage or home could be at risk. The good news is that you can prevent damage by sealing your floors. You can prevent damage by sealing your floors.
Learn how to seal concrete floors against moisture.
First, why seal concrete?
Your home is vulnerable to water seepage through concrete floors from a basement or garage. Water can cause structural damage to your home, as well as a breeding ground for mold and mildew. A small crack in concrete walls can become a major problem over time. This could allow insects and other elements to enter your home.
Preventative maintenance is important. It is important to take care of your concrete before there is a problem or a bigger problem.
How to seal concrete the right way
You need to seal a concrete surface such as a basement floor or garage floor correctly using four steps: 1) Select the correct sealant; 2) Clean the surface; 3) Fix cracks and 4) Sealant Application
For a quality seal, follow the steps below:
- Choose the right concrete sealer for you. There are many options available, so make sure to choose the best one for you. These are some of the concrete surface options:
- Acrylic sealer – This is an easy-to-apply sealer that can be used on concrete floors, including basements. It will not come in contact with grease or oil. Acrylic sealer is applied on top of concrete and does not seep in. This makes it great for sealing interior floors.
- Epoxy sealer – This sealant is more durable than acrylic and protects against oil and grease. It can be used in basements, garages, or outside sheds. You can also choose your own color from a variety of colors.
- The polyurethane sealer is a durable sealer that can be used in place of epoxy or acrylic. It also provides UV protection. It is often used to coat epoxy sealer on indoor concrete surfaces.
- Siloxane sealer- This sealer penetrates concrete and lasts up to 20 years. This sealant is suitable for both indoor and outdoor surfaces, such as driveways and patios.
- Clean your floors
To ensure that your concrete floors and walls are ready for sealing, make sure to take the time to clean them thoroughly. These are the steps to follow:
- All items should be moved out of the area.
- Use a broom to sweep away dirt, dust, and other debris
- Clean concrete floors from grease, oil, and paint. Spray or pour a concrete cleaner on the floor. Use a brush or broom depending on the size of the concrete to scrub it in.
- To rinse the concrete cleaner, use a hose. Make sure you have a plan in place for drying the concrete floor after cleaning.
- Allow concrete to dry completely for 24 hours
Fill in any cracks
Once your floors have dried, find any cracks or holes in the concrete. Apply concrete repair caulk to the cracks and use a towel or washable fabric to smoothen them out. Follow the manufacturer’s instructions to dry the caulk.
- Apply concrete floor sealant – After you have selected the sealant and prepared your surface for application, it’s time to apply it. These are the steps you need to apply concrete floor sealant (two coats recommended).
- Make sure that windows are opened and that the area is well ventilated.
- Use a 9-inch roller to apply the sealant. You can use a paintbrush or a knife to apply the sealant.
- Allow the sealant to dry. For the recommended drying time, refer to your sealant instructions. The waiting time depends on the sealant and can vary from two hours to two days.
- Use both the brush and roller to apply a second coat.
- Allow the sealant to dry for at least three to four days or as recommended by the manufacturer before putting all items back on the floor.