We Will Ship 4oz, 16oz, or 32oz, 3/4 Gallon, and 1 Gallon Bottles to Any US State 


Bifen I/T is manufactured by Control Solutions Inc. as a termiticide and an insecticide. It has to be used by licensed professionals when used as a termiticide, and can be used by homeowner and others when used as a pesticide spray. Bifen I/T is a versatile product that can be mixed into a foam, injected into concrete slabs, or sprayed as a cracks and crevice treatment. Bifen I/T controls for some of the hardest to control insects such as cockroaches and carpenter ants. Although Bifen I/T Insecticide does not provide a quick knockdown, it does provide a long lasting residual to keep pests from making their way indoors. When combating crawling, wood damaging or stinging insects, Bifen I/T is a great weapon to have on hand.

Tools Needed

To use Bifen I/T you will need either a hose end sprayer, handheld pump sprayer, backpack sprayer, or skid sprayer. For small household jobs, we recommend a handheld 1-gallon pump sprayer or a 4-gallon backpack sprayer. If Bifen I/T is being used for termite control by trenching, a shovel or dirt removal tool and a wheelbarrow will be needed.

Spraying Bifen IT

How To Use

  • Step 1: Fill up the spray tank half way with water and the add Bifen I/T at a rate of 0.12 to 2 ounces per gallon. The mix rate depends on the level of infestation and the targeted insect. When used for trenching, remove soil with shovel or other appropriate tool and place the dirt in the wheelbarrow.
  • Step 2: Add the rest of the needed water to the spray tank and mix or agitate well. It is suggested to shake or mix a pump sprayer periodically to ensure an even application and to ensure the sprayer does not get clogged. When used for trenching, add 4 gallons of 0.06% diluted solution per 10 liner feet, 1 foot deep in the wheelbarrow and mix well.
  • Step 3: Make crack and crevice treatments indoors and broadcast sprays or cracks and crevice treatments outdoors. Stay off treated areas until dry, this includes pets. When used for trenching, place the treated soil back into the trench.
  • Step 4: When used as an insecticide spray, quarterly re-applications can be made for preventative measures. When used for trenching, the residual effects will last for up to 5 years.

Where To Use

Bifen I/T can be uses as a cracks and crevice treatment for various insects found indoors around baseboards, wall voids around plumbing, closets, doors, window and other areas. It cannot be used as a broadcast treatment for indoor areas. For treating various insects outdoors, it can be applied to turfs, sports fields. lawns, flowerbeds, barn yards, perimeters or homes or commercial buildings, under crawl spaces, around doorways, window sills, exterior wall voids like weep holes, around and under porches, and many other label approved areas. For termites, Bifen I/T can be injected under slabs or poured in trenches.

Spraying Bifen IT

When To Use

Bifen I/T is used as a termiticide by licensed professional only. For DIY homeowners, Bifen I/T can be used as a preventative treatment by creating an insecticidal barrier as a spray to keep insects and various bug from getting indoors. It can also be used as a treatment once targeted insects have been spotted. Bifen I/T is used as a termiticide by licensed professional only. It is recommended to apply as spray every 3 months and if insects seem to become immune to Bifen I/T, try another spray product such as Flex 10-10 for the next time treatment is needed.

Safety Information

Bifen I/T Insecticide is safe to use around children, pets, and livestock when it is applied according to the product label. Stay off of treated areas until completely dry. Always wear the proper personal protective equipment (PPE) when mixing or making applications.

Special Considerations

Bifen I/T can be bought by DIY homeowner and others to use as an insecticidal spray. It can only be used by licensed professionals as a termiticide and some states may have different regulations than others, so it is suggested to contact the local pest control regulatory agency of the state in which Bifen I/T is to be applied.


No oral advice or written information given by USA-Supply shall create a warranty.


USA-Supply is a seller of various products. USA-Supply  not warranty the safety or the effectiveness of any of the products listed on this website. Any warranty or guarantee of safety or purpose for any particular use lies solely with the manufacturer.

Pest Control Products always have a label attached and it is here by noted that for all purposes the label is the law and according to federal law the product label must be followed and that any pesticide product must be used according to the label directions.

Any advice or recommendations given by USA-Supply or anyone representing USA-Supply never be intended to take the place of the pesticide label.The pesticide label is the law and a legal document.  Always read and follow the label directions before using any pesticide product.

Some of the products sold by USA-Supply require special licensing training or registration of the user in that users State, County, City, Etc. It is the sole responsibility of the purchaser and/or the end user to provide a license, permit, registration etc. If required by that purchasers local or state authorities.It is the sole responsibility of the user to verify that any products purchased are licensed for use in their State, County or City.

The customer assumes all responsibility for safe, proper and legal use of any products they purchase. The products we sell are intended for personal use only, in accordance with the customer's state laws and restrictions.