Fool-Proof Plan to Seal Crawl Space for Rodents and Other Pests

Crawl space is a common place for rodents and other pests to take up residence. If you have seen evidence of pests in your home, it is important to take action right away.

The reason is that rodents will gnaw on everything, from wood, insulation, and even electrical wiring which can be dangerous for homeowners.

Seal crawl space from rodents is the best way to get rid of them and keep them from returning. You can either use a metal sheet, mesh or make use of a special barrier to seal the crawl space from rodents and other pests.

Another reason why you need to seal crawl spaces from rodents is because, these pests can leave droppings, which will then create harmful pathogens that can trigger respiratory problems and allergies for those who will inhale them.

What are Crawl Spaces?

wide shot of crawl space under a house

Crawl spaces are small, enclosed spaces located either below or beside a house. They’re typically used for storage, as well as to provide access to the house’s HVAC and plumbing systems.

While crawl spaces can be helpful in certain ways, they can also be a major source of problems for homeowners. One of the biggest issues is that crawl spaces are often home to unwanted visitors such as rodents and other pests.

Step-by-step Guide on How to Prevent Rodents from Crawl Spaces

If you have a crawl space, it’s important to take steps to seal it off from these unwanted visitors. Here’s a fool-proof plan to do just that:

Step One: Inspect the Space

If you think you may have pests in your crawl space, the first step is to contact a professional. They will be able to assess the situation and recommend the best course of action for your specific case.

They will identify all of the entry points that rodents and other pests could use to get into your home. This includes cracks in the foundation, gaps around doors and windows, and any other openings.

Once you have found all of the potential entry points, you need to seal them. This can be done with caulk, weather-stripping, or other materials.

Step Two: Seal and Install a Barrier

shot of crawl space with coverings

There are a few different ways to seal crawl spaces in order to prevent rodents and other pests from getting in.

One way is to install a barrier system, such as metal sheeting or a vinyl liner, to keep pests out. You can also use a moisture barrier to keep the area dry and less appealing to pests.

Finally, you can fill any cracks or gaps in the foundation with caulk or sealant.

How to Install Metal Sheeting Barrier for Crawl Spaces

Installing metal sheeting barriers for crawl spaces is a fool-proof way to keep rodents and other pests from entering your home.

By preventing them from accessing your crawl space, you can keep them from getting into your home in the first place.

To install a metal sheeting barrier for a crawl space, you will need the following materials:

  • A roll of heavy-duty plastic sheeting
  • A stapler
  • A utility knife
  • Metal L-channel flashing
  • Sealant

First, you will need to cut the heavy-duty plastic sheeting to size using the utility knife. Next, you will need to staple the plastic sheeting to the underside of your home’s foundation. Be sure to overlap the edges of the plastic sheeting by at least six inches.

Next, you will need to install the metal L-channel flashing around the perimeter of the plastic sheeting. The L-channel flashing will act as a barrier to keep rodents and other pests from chewing through the plastic sheeting.

Finally, you will need to seal the edges of the L-channel flashing with sealant to create a watertight seal.

How to Install Moisture Barrier for Crawl Spaces

Installing a moisture barrier is one of the best ways to keep pests like rodents and insects from getting under your house. Another best thing about this is that you can buy a moisture barrier at most home improvement stores.

To install the moisture barrier, you will need to first remove any objects that are blocking the crawl space entrance.

Once the entrance is clear, unroll the moisture barrier and lay it over the opening. Use tape or staples to secure the edges of the barrier to the ground.

You should also Seal any cracks or openings in your foundation with caulk or expanding foam. These cracks can provide entry points for pests. By sealing them, you will make your home less inviting to them.

Step Three: Set Up Traps

The final step is to set up traps around the perimeter of the space. This will help to catch any rodents or pests that manage to get past your barriers.

human touching a piece of glue trap
  • Glue traps
  • Live traps
  • Mousetraps
  • Rat traps
  • Insect traps

You can purchase these traps at your local hardware store, or online. Be sure to read the instructions carefully before setting them up.

It is also important to remember to check them regularly to see if they’ve caught anything.

Step Four: Apply insecticide

Finally, you should apply an insecticide around the perimeter of your crawl space. This will help to keep any pests that do manage to get in from being able to get out. Be sure to follow the instructions on the insecticide label carefully.

You also need to keep your crawl space clean and free of clutter. This will make it harder for pests to hide and make it easier for you to spot any evidence of them. Regular cleaning and vacuuming can help with this.

Next, you need to remove any food sources that pests could use. This means sealing up food in containers, getting rid of garbage, and cleaning up any spills right away. If there is nothing for pests to eat, they will be less likely to stick around.

Putting on a dehumidifier in crawl spaces will also help to keep the area dry and reduce the chances of mold and mildew growth. This will make your home less inviting to pests.

By following these steps, you can seal crawl space from rodents and other pests. This will help to keep your home clean and free of pests.

It is important to remember to check your traps regularly and to reapply the insecticide as needed. By taking these precautions, you can help to keep your home pest-free.

Final Thought

Sealing up your crawl space is an important step in keeping rodents and other pests from getting into your home. By using a moisture barrier, metal L-channel flashing, and sealant, you can create a watertight seal that will keep these pests out.

You should also set up traps around the perimeter of the space to catch any pests that do manage to get in.

Finally, apply an insecticide around the perimeter of your crawl space to keep any pests from getting out. By following these steps, you can help to keep your home clean and free of pests.

If you have any questions or concerns about sealing your crawl space, be sure to speak with a professional.

They will be able to help you create a plan that will work best for your home and keep your family safe from pests.