If you have discovered drywood termites in your home, tenting (also called structural fumigation) is one of the most effective ways to eliminate the infestation. The process involves covering the entire home with a sealed tent and introducing a gas (typically Vikane) that penetrates deep into the wood. While professional fumigators handle the dangerous parts, homeowners have a set of critical preparation tasks to ensure safety and effectiveness. This article walks through the step-by-step preparation, the treatment and aeration schedule, and what to expect when you return.

What Is Termite Tenting and How Long Does It Take?

Termite tenting is a whole-structure treatment used primarily for drywood termites. A fumigator seals the building with a large tent and releases a fumigant gas that reaches every crack and crevice. The gas is then vented out, and the structure is cleared for re-entry. Depending on the source, the entire process, preparation, treatment, and aeration can take up to 72 hours. The actual treatment portion typically lasts 24 hours or less. Aeration itself takes about six hours. The clearance (re-entry) time after fumigation usually falls between 36 and 48 hours according to one major pest control company, though total timelines vary by home size, weather conditions, and the fumigator’s specific protocols.

Preparing Your Home for Termite Tenting

Proper preparation protects your belongings and helps the fumigant circulate effectively. Below are the essential steps organized by category. Always confirm details with your fumigator, as local requirements may differ.

Food, Medicine, and Tobacco

Items sealed in glass or metal containers with the original manufacturer’s airtight seal can remain in the home during fumigation. This includes canned goods, bottled beverages, and unopened jars. However, dry goods packaged in bags or cardboard boxes, even if unopened, must be removed or double-bagged in special nylon bags that are impermeable to the fumigant. All medicines and tobacco products should be removed from the structure or sealed in the same approved nylon bags. Your fumigation company will provide the proper bags and instructions.

Plants and Pets

All pets must be removed from the home for the duration of the fumigation and until the fumigator clears the structure. Indoor plants and any outdoor plants that will be covered by the tent must also be removed. Move potted plants away from the immediate area. Some sources advise watering the soil around the perimeter about six inches deep the day before treatment to protect plant roots and reduce gas leakage, and the Vikane preparation guide recommends watering soil up to 18 inches from the outer walls.

Furnishings, Mattresses, and Appliances

Mattresses that are sealed in plastic waterproof covers must either be removed or the covers opened to allow the fumigant to aerate properly. Waterproof mattress and pillow covers that lack built-in air vents should be unzipped or removed entirely. Open all interior doors, cabinet doors, closet doors, and drawers, and raise blinds to allow the fumigant to circulate freely. Turn off and unplug all heat sources, including appliances, computers, heaters, and any electronics that could produce a spark. Note that conflicting advice exists about refrigerators: some sources say to unplug all appliances, while others allow sealed food to remain inside without specifying whether the fridge must stay on. Check with your fumigator for the exact requirement.

Utilities and External Fixtures

Pilot lights must be extinguished and the gas service turned off at the meter before fumigation. Schedule this shut-off at least 48 hours in advance; some areas require three to five days’ notice. Trim shrubbery around the house so the tent can be placed tightly against the structure. Remove or retract external fixtures such as antennae, weathervanes, and awnings. The gas company will handle the shut-off on the day before fumigation. Your fumigator will confirm that all heat sources are off.

Clothes, Fabrics, and Aquariums

General consensus among professional sources is that clothes and fabrics do not need to be washed after fumigation because Vikane does not leave residues. However, some health-oriented sites suggest removing upholstered objects and clothing as an extra precaution. It is best to ask your fumigator about their preferred protocol for fabrics. For fish tanks, the guidance is inconsistent: one major company advises turning off the air pump and removing fish, while another does not mention aquariums at all. To avoid any risk, assume the tank should be emptied and relocated.

The Fumigation and Aeration Process

After you complete all preparation steps, the fumigation team will arrive to seal the home with the tent. They will introduce the fumigant gas, which will remain in the structure for the designated treatment time, usually 24 hours or less. Throughout this period, no person may enter the home. Aeration begins once the treatment time is complete. The crew opens the tent and uses fans to ventilate the structure. Aeration typically takes about six hours, after which the fumigator will test the air to confirm that gas levels are safe. Clearance (the official release for re-entry) generally takes 36 to 48 hours after the fumigation ends. However, total time from start to re-entry can extend up to 72 hours depending on conditions.

Returning to Your Home After Fumigation

Only the fumigator can declare the home safe for re-entry. They will lock up after testing and may use secondary locks. You must leave your keys with the fumigation crew during the process. When you return, you can bring back pets, plants, and sealed food items. If you used nylon bags for pantry goods, those can be removed, and the items stored normally. No special cleaning is required for surfaces or fabrics because the fumigant dissipates completely. One major manufacturer’s instructions state that no washing of clothes or bedding is necessary. However, if you removed mattress covers, you may want to air them out. After the tent is removed, you can restore your home to its normal layout.

Keep in mind that fumigation eliminates the existing termite infestation but does not prevent future termite activity. Regular inspections and ongoing pest control measures are important to protect your home going forward. Many Florida homeowners schedule annual termite inspections to catch new colonies early.

Frequently Asked Questions

Can I stay in my home during termite tenting?

No. Everyone, including pets, must leave the home before fumigation begins and cannot return until the fumigator has cleared the structure. Re-entry is only allowed after the fumigator tests the air and confirms safe levels of fumigant, which typically takes 36 to 48 hours after treatment ends.

Do I need to remove all food from the house before termite tenting?

Not all food must be removed. Items in glass or metal containers with original airtight seals can stay. But dry goods in bags or cardboard boxes, even unopened, must be taken out or double-bagged in special nylon bags provided by your fumigator. Medicines and tobacco products also require removal or sealing.

What happens to my electronics and appliances during fumigation?

All heat sources should be turned off and unplugged, including computers, heaters, and appliances. The status of the refrigerator is debated; confirm with your fumigator whether it should remain on or be unplugged. Open cabinet doors and drawers so the gas can circulate freely.

How do I prepare the outside of my home?

Trim shrubbery so the tent can fit snugly. Remove or retract awnings, antennae, and weathervanes. Water the soil around the foundation to a depth of about six inches the day before fumigation to protect plants and reduce gas leakage. Make sure the gas company shuts off the gas line at least 48 hours ahead of time.

Will I need to clean my home after fumigation?

Professional sources agree that post-fumigation cleaning is not required for safety. The fumigant leaves no residue. Clothes, bedding, and upholstery do not need washing unless your fumigator advises otherwise due to specific provisions (such as unsealed mattress covers). As always, follow the instructions given by your fumigation company.