How can I waterproof my basement from the inside?

Interior Waterproofing Your Basement Walls and Basement Floor

  1. Step 1: Clean the Area. First you’ll want to clean up the areas you’ll be waterproofing. …
  2. Step 2: Plug Holes. …
  3. Step 3: Fill Cracks. …
  4. Step 4: Seal Openings. …
  5. Step 5: Apply Waterproof Coating.




Does DryLok stop condensation?

Does Drylok Stop Condensation? Due to our solution, moisture is eliminated since it is a permanent seal that dries as a solid rubber and will not be affected by any changes in climate or other intrusions that products like DryLok cannot handle.

How can I waterproof my foundation?

Apply a Membrane

Install a waterproofing membrane. A heavy coat of the membrane, an asphalt-modified polyurethane material, can be troweled or sprayed on to seal the foundation wall against water from the outside. Elastomeric membranes are made of modified asphalt and exhibit great waterproofing characteristics.

How do you waterproof a foundation wall?





The Best Approach to Waterproofing New Foundation Walls is Poly Wall® Waterproofing Barrier Systems. Applying Poly Wall® below-grade waterproofing systems to any foundation wall with earth on one side and usable space on the other (including crawl spaces) significantly minimizes moisture-related problems to your home.

Can a basement wall be waterproofed from the inside?

Waterproofing a basement in the inside is a very popular option because it is done without major exterior excavation and, in some cases, can be done very quickly and economically.

Does Flex Seal work on basement walls?

Flex Seal Liquid is thicker than paint and dries into a strong, rubberized coating. It can also help seal out air, water, and moisture and is chemical and mildew resistant – making it a great choice for your basement walls.

Which is better Drylok or Kilz?

Both products are excellent for waterproofing basements. Nevertheless, Kilz is rated as the better of the two. While all kilz surfaces can be built with the exception of masonry, drylok was designed specifically for masonry surfaces. It is possible, however, that either product will resist high water pressure.

Which is better Drylok or Thoroseal?



First, in terms of the quality of coatings, Thoroseal is a better choice. However, Drylok is simpler to apply. Also, Drylok has a greater vapor permeability. On the other hand, Thoroseal is more resistant to absorbing moisture.

Will mold grow on Drylok?

Yes, Drylok helps to prevent the development of mold and mildew because it is designed to prevent water from penetrating through foundation walls. The product provides an ‘inert coating’ which means it does not promote the growth of mold or mildew.

Can you use Drylok on drywall?

Can Drylock Be Used On Drywall? The products are not designed for interior use. If you were to use paint, you would not have to worry about the paint wearing out since there would be off gasses not intended for a confined area. If you’re going to use a damp environment, you should use a kitchen and bath enamel.

Should I use Kilz before Drylok?



Can I Use Kilz Over Drylok? In general, it is not a good idea to apply a solvent-based coating to masonary latex, but if you still have discoloration after three coats of drylok, you should use kilz [or any solvent-based primer] to seal the stains.