you can buy polyurethane/polypropylene sheeting (HDPE – High-density polyethylene) 1/4-inch thick & put a square over the top of the wood, then just seal the inside ring.. it is waterproof & mold proof.

How do you waterproof a toilet flange?

Quote from the video:
Quote from Youtube video: For new tile or remodel installations a water barrier membrane 30 to 100 mils thick is laid. And cut around the raised portion of the flange. 100% silicone caulk is applied under.

Should I seal my bathroom subfloor?





Every type of bathroom floor, including linoleum and other moisture-resistant materials, should be completely sealed around the edges where it meets the wall, bathtub, toilet, vanity and any other permanent fixtures.

How do I protect my bathroom subfloor?

Seal with Silicone

  1. Using a caulk gun and silicone seal, fill the seams between the floor and the wall.
  2. Fill any cracks in the floor as well.
  3. Cracks and gaps will attract moisture, so sealing them completely is an important step in making sure your floors are entirely waterproofed.
  4. Allow to dry for 24-hours.


Can I seal plywood subfloor?

Other Subfloor Sealer Options



You can also buy a floor sealer for plywood, which will also do the job. To apply your waterproof sealant, fill up a paint tray with about 2 inches of the product. Dip in a long-handled paint roller and roll it over the plywood.

Can you use Kilz on subfloor?





Use on interior surfaces including drywall, woodwork, plaster, masonry, brick, painted metal, ceramic tile, glass and most other glossy surfaces. Topcoat with water-based or oil-based paint. Use to block odors from subfloor when replacing carpet or wood flooring.

What do you seal a subfloor with?

Quote from the video:
Quote from Youtube video: So we did a research and we found that the best option to seal. And make sure that everything was contained. And good to go forward was to shellac those sections.

How do you waterproof a bathroom subfloor in wood?

Quote from the video:
Quote from Youtube video: Just putting some blue tape against.

Can I seal my subfloor?

Once your subfloor is free from odors and stains, using the enzymatic cleaner, make sure it is completely dry. Then you can apply a sealer such as Kilz Original Primer which will block moisture from penetrating into the subfloor and seal pet odors in the subfloor and cover up any remaining pet stains.

How do you keep plywood from rotting?



Using an epoxy sealer is probably the most popular way to seal plywood against the elements. The epoxy is usually found in paint or spray forms. The advantage that epoxy provides is that it makes the plywood stronger, in addition to waterproof.

Can you just paint subflooring?

Yes, subfloor can be painted successfully and last for years. One of the ways The process was not as hard as you would think, in fact – it was pretty darn easy. I thought about painting it decoratively using a stencil, but I want the room to be simple and serene just like a yoga studio.

How do you get urine smell out of subflooring?

How to Remove Pet Urine Smells From a Sub-floor – Steps

  1. Remove carpeting, padding and other flooring around the areas you suspect urine has leaked into the sub-floor.
  2. Apply an enzymatic pet cleaner (like Nature’s Miracle) to the soiled areas and allow them to dry thoroughly for 24 to 48 hours.

Does Kilz cover cat urine?



Replacing the carpet



Norris recommends painting over the cat pee stains with a primer like KILZ that helps seal in odors. If the stain is not painted over, the smell might come back even when you lay down new carpet.

How do you Kilz a subfloor?

Quote from the video:
Quote from Youtube video: Up paint the kills on that area. And then that gets rid of smell. And hopefully and usually makes it so they don't want to go back to that area in the future. So. It's just a quick tip.

Which primer is better Kilz or Zinsser?

Consistency and Bleed-Through – Zinsser 123 primer vs kilz



Both products offer amazing coverage, but Zinsser is the winner as it’s able to cover much better. Meanwhile, Kilz allows some bleed-through, depending on the surface. You may need to apply a thicker coat for the product to cover better.

Which Zinsser for pet urine?

To permanently block odors without changing a surface’s appearance, choose Rust-Oleum® Zinsser® CLEAR B-I-N® Sealer. This de-waxed shellac solution eliminates the toughest odors—food, pet urine, cigarette smoke and more—and won’t yellow with age.

Will painting over kilz stop the smell?



KILZ Restoration helps block heavy water, grease, rust, smoke, ink and pet stains. It also seals out fire, smoke, nicotine, food and pet odors.

How do you seal a subfloor from pet odor?

Quote from the video:
Quote from Youtube video: And we use a special type of penetrating seal that's kind of an odor. Type of stuff in it and we're going to use use this to seal the floor.