Liquid Rubber Foundation Sealant – Benefits & Application

Liquid Rubber Foundation Sealant

A solid foundation is a safe way of life.

A weak foundation that is peeling and cracking is not only unsightly but may also pose a substantial risk to your and your family’s safety if not sealed and maintained properly.

While many house owners take the required safeguards for a healthy foundation, many overlook the need for foundation sealing. 

Foundation sealing is essential for ensuring that your home foundations remain functional and sturdy over a longer period of time.

However, when it comes to choosing the right foundation sealants, there are not many reliable products available on the market.

Liquid rubber foundation sealant (by L R) is what I found effective among many others.

This sealer is widely regarded as the best liquid rubber sealant for the foundation.

According to our research and consumer evaluations, there is a strong reason it’s trusted by many house owners, so you can be confident that it is well worth the money.

About Liquid Rubber Foundation Sealant 

Water-based Liquid Rubber Foundation Sealant by L R Brand has no Solvents or VOCs.

This means it’s safe to use both inside and outdoors, without requiring any particular breathing gear as solvated goods do. 

You, your children, and your pets are all secure.


Other sealants on the market chip and crack, but liquid rubber foundation and basement sealant do not.

Apart from that, it’s very easy to apply. You may even use this rubberized foundation sealer on tall surfaces without having to worry about sagging.

Here are a few other reasons to use this product right away:

  • The formula is non-flammable
  • It is suitable for both outdoor and indoor use
  • Human and pet-friendly; ecologically friendly
  • There are no solvents, noxious scents, or VOCs in the water-based composition
  • Can be applied to planter boxes, wood, concrete, metal, ICFs, basements, foundations, and a variety of other surfaces
  • If you have any leftover material, you may shut the container and utilize it later

Above all, you don’t need to hire professionals and outsource it to get the job done with this simple-to-operate sealer.


Applying liquid rubber foundation sealant is similar to painting, except that you apply thick coats to build up your waterproof membrane.

Start by opening the container and utilizing it.

To begin with, applying liquid rubber foundation sealant basement coating, ensure that the area is dry and clean.

There should be no loose, flaking paint, grease, coal, coil coatings, or other pollutants on the surface.

For smaller areas, use a single component sprayer, brush, or roller.

Flow the sealant over larger areas and distribute it with a roller or squeegee.

Remember, that the sealer does not need to be mixed before use. So, you can start right away.

When the first layer dries to the touch, then only a second coat should be applied.

Within 24 hours, up to two thick coatings might be applied. 

Curing typically takes 24-48 hours, however ventilation, temperature, humidity, and all influence curing time.

Things to Care

Never use the sealer if it is raining or it’s forecasted for that day.

Furthermore, it is not recommended to use the foundation sealant in direct sunlight.

Keep an eye on the temperature; it’s preferable to apply it when it’s at least 40 degrees Fahrenheit.

*Last update on 2022-05-21 / Affiliate links / Images from Amazon Product Advertising API

The Bottom Line

Waterproofing your foundation isn’t something you want to put off to the last moment.

Improper or inadequate sealing will not aid the moisture from entering your house, exposing you and your family to safety issues and health dangers such as the development of mold.

Whenever you feel the need to seal your concrete foundation, Liquid Rubber Foundation Sealant is an easy DIY endeavor. You can rely on this sealer to get the job done.

If you purchase it from an online shop like Amazon, it might be delivered to you in a matter of a few days. So, get your foundation sealed today for peace of mind tomorrow and the rest of your life.

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