101 Exterminators
101 Exterminators
(831) 500-1613

Structure Fumigation

Fumigation in Hollister, CA

Full-Structure Vikane Fumigation · Drywood Termites · Bed Bugs

When a drywood termite infestation has spread beyond what localized treatments can effectively address — multiple infested structural members, evidence throughout the framing, or inaccessible areas — fumigation is the single most thorough treatment available. 101 Exterminators performs full-structure fumigation using Vikane (sulfuryl fluoride), the industry's gold standard fumigant, providing complete penetration to every void, joint, beam, and piece of framing in your structure.. Serving Hollister and surrounding San Benito County.

Free Inspection in Hollister(831) 500-1613

Local Context

Why Hollister Homes Need Fumigation Services

Drywood termite pressure in coastal Monterey and Santa Cruz counties is significant — the combination of older wood-frame construction and Mediterranean climate creates ideal conditions for colony establishment throughout structural framing. When colonies are present in multiple locations, localized treatment addresses individual galleries but leaves others untreated. Full fumigation eliminates all colonies simultaneously, including those in inaccessible cavities.

Subterranean termite swarms in Hollister in February–April are among the most dramatic in our service territory — colonies established in crawl spaces send thousands of alates simultaneously when conditions are right, and the sight of swarmers emerging from a structure is a common spring occurrence. Pocket gophers are pervasive in irrigated residential landscaping. Norway rats from agricultural fields and the San Benito River corridor are a year-round concern. Argentine ants invade structures aggressively in summer heat.

Hollister Climate

Hollister has a classic inland Mediterranean climate — significantly hotter than the coastal counties, with summer afternoons regularly reaching 95–105°F in July and August, and winter nights that drop below 32°F with frost several times per year. Annual rainfall averages 13–17 inches, concentrated in November–March. The hot, dry summers create intense pressure from all pest species seeking moisture and cool interiors, while wet winters followed by rapid spring warming produce the most active subterranean termite swarm conditions in our service area.

Housing Stock

Hollister's older downtown core has Victorian-era and craftsman housing from the late 19th and early 20th centuries. The Calaveras Fault runs directly beneath the city, meaning that virtually all older structures have experienced decades of seismic settling — creating gaps in foundation sills, shifted door and window frames, and crawl space irregularities that function as pest entry points regardless of their original construction quality. Newer west-side development from the 1990s–2000s is more structurally stable but still faces agricultural pest pressure from surrounding field crops.

Why Local Expertise Matters

Hollister's combination of fault-settling, inland agricultural adjacency, and dramatic termite swarm seasons requires experience specific to San Benito County conditions. We know that the crawl space settling patterns in older downtown Hollister homes differ from anything we see in coastal counties, and that the spring swarm events here are more concentrated and visible than in Monterey County because of the inland climate amplification.

Warning Signs

Signs You Need Fumigation Service in Hollister

We manage the entire fumigation process: pre-fumigation inspection and documentation, structure tenting with certified fumigation tarps, introduction of Vikane fumigant to specified concentration, aeration protocol, post-fumigation clearance testing, and coordination with a certified fumigation clearance company before you return. We also provide bagging requirements and preparation guidance for food, medications, and plants.

Multiple locations of frass (termite pellets) throughout the structure — not just one area

Evidence of drywood termites in structural framing, not just surface wood

Previous localized treatments that have not resolved the infestation

Inspector-identified infestation in inaccessible areas (wall cavities, sealed areas)

WDO report showing extensive Section 1 conditions throughout the structure

Visible winged termites (swarmers) emerging from multiple locations

How It Works

Our Fumigation Process in Hollister

Every job follows the same methodical approach — no shortcuts, no guesswork. Here is what to expect when you work with us in Hollister.

01

Pre-Fumigation Inspection

We document all entry points, confirm the infestation scope, measure the structure for gas calculation, and review the preparation checklist with you at least 3 days before the fumigation date.

02

Structure Tenting

Our crew tents the entire structure with specialized fumigation tarps, sealed at the foundation to prevent gas escape. Neighbors are notified as required, and warning signs are posted.

03

Gas Introduction & Monitoring

Vikane is introduced to calculated concentration and held for the required exposure time. Readings are monitored throughout the process to confirm effective dosage.

04

Aeration & Clearance

The structure is thoroughly aerated until Vikane levels are below the safe entry threshold. A certified third-party inspector confirms clearance levels before we authorize re-entry.

Why 101 Exterminators

Fumigation You Can Count On in Hollister

Complete Structure Coverage

Gas fumigant penetrates every void, cavity, and piece of wood in the structure — including areas impossible to reach with liquid or foam treatments.

Vikane — Industry Gold Standard

Vikane (sulfuryl fluoride) is the most widely used and thoroughly studied structural fumigant. It leaves no residual after aeration — the structure is safe to re-enter after clearance.

Third-Party Clearance Testing

Re-entry is only authorized after independent clearance testing confirms gas levels are below threshold. No guesswork on when your home is safe.

Real Estate Compliant

Fumigation clears all Section 1 termite conditions for real estate transactions. We issue the required Completion Notice accepted by lenders and escrow companies.

Common Questions

Fumigation FAQs for Hollister

How long do we need to be out of the house for fumigation?

Plan for 3 full days and 2 nights out of the structure for a typical residential fumigation. Day 1: tent and introduce gas. Day 2: maintain concentration and begin aeration. Day 3: complete aeration, clearance testing, and re-entry authorization. We provide exact timelines at booking.

What do we need to remove from the house before fumigation?

Food, medications, vitamins, and pet food must be removed or placed in Nylofume bags (we supply these). Plants, cut flowers, and all living organisms including pets must be out. We provide a complete preparation checklist that is reviewed with you at the pre-fumigation inspection.

Does fumigation affect my furniture, electronics, or belongings?

Vikane is a gas that penetrates and then dissipates — it does not leave residue on surfaces or damage electronics, fabrics, or materials. Normal household items do not need special preparation beyond the food and medication bagging requirements.

Will fumigation kill other pests besides termites?

Yes — fumigation kills all insects present in the structure including bed bugs, cockroaches, stored product insects, and other pests. However, fumigation does not leave residual protection, so re-infestation from the exterior can occur afterward.

Is fumigation guaranteed?

We provide a written warranty on the treated infestation for drywood termites. If the same colony reappears post-fumigation (which is rare given proper dosage), we investigate and retreat at no charge.

Fumigation · Hollister

Free Fumigation Inspection in Hollister

CA licensed and insured. Written estimate before any work begins. Same-day response available for urgent situations in Hollister.

Schedule an Inspection(831) 500-1613
Trusted by Hollister families since 2005