Rodent Exclusion Services in Chico and Northern California

Find where rats and mice get in, seal the entry points and help keep them out.

Rodent problems often continue when entry points stay open. Shelby’s finds where rats and mice are getting in and seals qualifying openings to help reduce recurring activity in homes and businesses across Chico and Northern California.

Rodent Exclusion Services in Chico and Northern California

Find where rats and mice get in, seal the entry points and help keep them out.

Rodent problems often continue when entry points stay open. Shelby’s finds where rats and mice are getting in and seals qualifying openings to help reduce recurring activity in homes and businesses across Chico and Northern California.

California Company Registration #7911 • Branch 2 Pest Control • 2-Year Workmanship Guarantee on Qualifying Work • Serving Northern California

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70+ Years of Local Experience

Serving Chico and Northern California since 1973.

Red silhouette of a rat standing upright with a long curling tail on a white background (logo).

Rodent Exclusion, Not Just Removal

We identify and seal the entry points rats and mice use to get inside.

Red line-art house with a shield and checkmark, symbolizing home security/protection.

2-Year Workmanship Guarantee

Qualifying exclusion work is backed by a two-year workmanship guarantee.

No rats allowed sign: red circle with a diagonal slash over a rat silhouette, indicating prohibition of rodents.

Prevention-First Rodent Control

California restrictions have made exclusion, monitoring and targeted control increasingly important.

Two brown rats by a circular vent in a rough exterior wall, one entering the opening while the other sits on the ground nearby.
Mice Getting Into Home through Dryer Vent
White exterior wall-mounted light/floodlight with a protective curved grille near ground.
Rodent Guard Installalation

Rodent Control That Addresses the Source of the Problem

Rats and mice are common throughout Northern California, but recurring activity should not be treated as something a property owner simply has to live with.

Traps can remove rodents that are already inside. Monitoring can help show where activity is occurring. But neither one closes the gaps, vents, doors, roof openings or utility penetrations that allowed the rodents to enter.

Rodent exclusion focuses on those access points.

Shelby’s combines inspection, targeted rodent control when needed, professional sealing and follow-up based on the conditions found at the property.

This page explains:

  • what rodent control means;
  • what rodent exclusion means;
  • how rats and mice enter buildings;
  • why they return;
  • how exclusion works;
  • which materials may be used;
  • when trapping is still necessary;
  • how residential and commercial service differ.

Understanding Rodent Control and Exclusion

What Is Rodent Control?

Rodent control is the process of inspecting, removing, preventing and monitoring rats, mice and other rodents around a property.

A complete rodent-control plan may include four parts:

  1. Inspection to identify the species, activity and entry points
  2. Targeted removal or trapping for rodents already inside
  3. Exclusion or rodent proofing to close the openings they use
  4. Prevention and monitoring to watch for new activity

Rodent control is broader than trapping alone. The most effective plan addresses both the rodents currently present and the structural conditions allowing them to enter.

Read the complete guide to rodent control vs. rodent exclusion → 

What Is Rodent Exclusion?

Rodent exclusion is the process of identifying and sealing the openings rats and mice use to enter a home or commercial building.

It may also be called:

  • rodent proofing;
  • rat proofing;
  • mouse proofing;
  • entry-point sealing;
  • structural exclusion.

Exclusion focuses on long-term prevention rather than only removing rodents after they are already inside.

The process may include sealing gaps around garages, foundations, crawlspace vents, rooflines, soffits, utility lines, doors, vents and other structural openings.

Learn about the top 10 entry points for rodents to get into your  → 

Rodent control and exclusion are not competing services. They often work best together.

Control addresses the rodents currently inside. Exclusion reduces the likelihood that new rats or mice will enter through the same openings.

How To Identify Commen Rodents

Common Rats and Mice Found in Northern California

Different rodents use buildings differently. Identifying the species can help determine where technicians should inspect and which entry points are most likely.

Roof Rat on the interior of a barn

Roof Rats

Strong climbers commonly found in attics, rooflines and upper walls. Look for overhead scratching, droppings, gnawing and fruit damage.

Slender rats with large ears, pointed noses and tails longer than their bodies.

  • Common areas: Attics, rooflines, trees and upper walls
  • Exclusion focus: Roof gaps, eaves, vents and other elevated entry points
Brown field mouse in a garden, standing on soil among green leaves.

Norway Rats

Usually travel near the ground around crawlspaces, foundations and garages. Common signs include burrows, grease marks, larger droppings and gnawing.

Larger, heavier-bodied rats with blunt noses, smaller ears and tails shorter than their bodies.

  • Common areas: Crawlspaces, foundations, garages and ground-level storage
  • Exclusion focus: Foundation gaps, drains, utility penetrations and lower structural openings
Small brown mouse clinging to a brick wall crevice, peeking out from a gap in the bricks.

House Mice

Small rodents with pointed noses, large ears and thin tails. They often hide in kitchens, pantries, garages and wall voids. Because mice can fit through very small openings, exclusion focuses on tiny gaps around doors, pipes, vents and other structural penetrations.

Small rodents with pointed noses, large ears and thin tails.

  • Common areas: Kitchens, pantries, garages and wall voids
  • Exclusion focus: Small gaps around doors, pipes, vents and other structural openings

What Is the Difference Between Rodent Control and Rodent Exclusion?

Rodent control and exclusion are not competing services. They often work best together.

Control addresses the rodents currently inside. Exclusion reduces the likelihood that new rats or mice will enter through the same openings.

Rodent Control Rodent Exclusion
Addresses rodents already present
Helps prevent new rodents from entering
May include trapping and monitoring
Focuses on sealing entry points
Can provide faster relief from active activity
Provides longer-term structural prevention
Does not always close access points
Addresses the openings creating the problem
May need to continue if the structure remains open
Works best when paired with removal when rodents are already inside

How Our Rodent Exclusion Process Works

Full Property Inspection

(01)

Shelby’s inspects attics, crawlspaces, rooflines, garages, foundations, vents, utility penetrations and other likely access areas for signs of rodent activity and possible entry points.

Identify Activity and Entry Points

(02)

Technicians look for droppings, gnawing, nesting material, grease marks, damaged screens, burrows and gaps around pipes, wires and other structural openings. Findings are prioritized based on evidence and likelihood of use.

Seal Rodent Entry Points

(03)

Entry points are sealed with materials suited to the opening, such as steel mesh, hardware cloth, metal flashing, mortar, vent screening and rodent-resistant door sweeps. Foam alone is not typically relied on for accessible rodent entry points.

Remove Rodents Already Inside

(04)

Exclusion helps prevent new entry, but rodents already inside may still require trapping, monitoring or other California-compliant control methods. Removal and exclusion work together.

Follow-Up and Workmanship Review

Shield icon with a white checkmark on a black background, symbolizing verification or security

Follow-up checks help confirm sealed areas remain intact, activity has changed and any monitoring or trapping needs are addressed. Qualifying exclusion work may include a two-year workmanship guarantee under the written service terms.

Why Choose Shelby’s for Rodent Exclusion?

Shelby’s has served Northern California for over 70 years and provides inspection-based rodent exclusion using professional materials, targeted control when needed, and follow-up based on the work performed.

California Company Registration #7911 • Branch 2 Pest Control • 2-Year Workmanship Guarantee on Qualifying Work

Verify Shelby’s California Registration →

What About Gophers, Moles and Other Burrowing Pests?

Rats and mice commonly create problems inside buildings.

Gophers, moles, voles and ground squirrels usually create different types of damage, including:

  • disturbed soil;
  • damaged lawns;
  • irrigation problems;
  • plant and root damage;
  • burrows near structures;
  • mounds and tunnels.

These pests require a different inspection and control plan.

Ground Squirrel Removal Northern California

Why Are Rodents So Common in Chico and Northern California?

Northern California gives rodents year-round access to food, water, shelter and travel routes.

Common local factors include:

  • orchards, fields and rural properties
  • mature trees and irrigation
  • creeks and drainage areas
  • older homes with crawlspaces
  • garages, roof vents and eaves
  • stored pet food, feed and other food sources

Roof rats often travel along trees and rooflines, Norway rats stay closer to foundations and ground-level areas, and mice can enter through very small gaps.

Because rodent pressure varies by property, inspection should come before treatment or exclusion work.

How Rodent Exclusion Helps Stop Recurring Problems

Rodent exclusion works best when inspection, entry-point sealing, prevention and targeted control are used together based on the property and the activity found.

Seal the Openings Rodents Use

We look for gaps around rooflines, vents, crawlspaces, foundations, garage doors and utility lines, then seal the openings rodents may be using to get inside.

Why Do Rodents Keep Coming Back?

Traps can remove rodents that are already inside, but they do not stop new ones from coming in. If the same entry points stay open, the problem can return.

Rodent Control in California

California has tighter rules around certain rodent-control products, which makes inspection, exclusion, monitoring and targeted control even more important.

Exclusion for Homes & Businesses

Shelby’s provides rodent exclusion for homes and commercial properties across Northern California, including attics, garages, crawlspaces, restaurants, warehouses and multi-unit buildings.

Top 10 Rodent Entry Points in Northern California Homes – mouse inside an attic

How Much Does Rodent Exclusion Cost?

Rodent exclusion pricing depends on the size of the property, number and location of entry points, access to areas like attics or crawlspaces, the materials needed, and whether trapping or monitoring is part of the service.

After the inspection, Shelby’s can outline the recommended work and provide a quote.

Your quote should clearly explain:

  • which entry points will be addressed
  • what materials will be used
  • whether trapping or follow-up is included
  • any guarantee terms or service limitations

How Long Does Rodent Exclusion Take?

The timeline depends on the size of the property, number of openings, accessibility and complexity of the repairs.

A smaller project with several accessible gaps may take less time than a large home, warehouse or commercial facility with roofline, crawlspace and utility-entry concerns.

Shelby’s will explain the anticipated scope and timeline after the inspection.

What Materials Are Used for Rodent Exclusion?

The material must match the opening and building condition.

Common professional exclusion materials include:

  • steel mesh;
  • hardware cloth;
  • metal flashing;
  • mortar;
  • concrete patching;
  • vent screens;
  • professional sealants with rodent-resistant backing;
  • Xcluder® door sweeps;
  • custom metal barriers.

Can Rodents Chew Through Foam?

Rats and mice may chew through exposed foam, soft sealants and other materials that are not reinforced. Foam may be used as part of certain repairs, but it generally should not be relied on by itself for accessible rodent entry points.

Professional exclusion uses materials selected for the size, location and type of opening.

Yellow pencil stuck upright into a drilled hole in a light wood plank, with wood shavings scattered around

Frequently Asked Questions About Rodent Control and Exclusion

What is rodent control?

Rodent control is the process of inspecting, removing, preventing and monitoring rats and mice around a property. A complete plan may include inspection, trapping, exclusion, sanitation recommendations and follow-up.

Rodent exclusion is the process of identifying and sealing the openings rats and mice use to enter a building. It may also be called rodent proofing, rat proofing or mouse proofing.

Rodent control addresses current activity and may include trapping or monitoring. Rodent exclusion focuses on sealing structural access points to help prevent new rodents from entering.

Yes. Rodent exclusion and rodent proofing generally refer to identifying and sealing the openings rats and mice use to enter a property.

You may need exclusion if you have recurring rodent activity, droppings, scratching sounds, damaged vents, garage-door gaps, utility openings, roof gaps or repeated problems after trapping.

Rodent exclusion can significantly reduce entry through the areas addressed, but buildings change over time. New damage, construction, utility work, open doors or disturbed materials may create new access points. Follow-up and property maintenance remain important.

Exclusion focuses primarily on structural inspection and sealing rather than broad pesticide application. When trapping or treatment is needed, Shelby’s selects methods based on the property, pest activity, label requirements and current California regulations.

Cost depends on the property size, number and location of entry points, accessibility, materials, trapping needs and scope of work. Shelby’s provides recommendations after inspecting the property.

The timeline depends on the number of openings, building size and complexity of the repairs. Shelby’s will provide an estimated schedule after the inspection.

Yes. Shelby’s provides commercial rodent exclusion and control services which include inspections, monitoring, trapping and exclusion for restaurants, warehouses, offices, apartments, property managers and other Northern California businesses.

Take the First Step Toward a Rodent-Free Property

Traps can address rodents already inside. Long-term rodent management also requires understanding how they entered. Shelby’s Pest Control inspects homes and businesses, identifies access points, seals qualifying openings and provides targeted rodent-control recommendations based on the property.

📍 Serving Chico, Butte County, Tehama, Shasta, Yuba, and surrounding areas

Learn More About Rodent Prevention

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