10 Best termite killer in Canada

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Last Updated - 2025/09/01

Best Choice

01
HARRIS

Harris Diatomaceous Earth Food Grade, 2lb w/Free Powder Duster

9.1 worth the money

9.1 Simple to use

8.0 Taste
Main highlights

Supports a Great Cause - Harris donates 10% of profits to support the local Etowah Valley Humane Society.
Powder Duster Included - Powder duster in the bag for easy and efficient application in difficult to reach areas.
OMRI Listed - Listed with the Organic Minerals Research Institute, a non-profit organization that reviews products against organic standards.
Natural Product - Composed of 2lbs of 100% ground freshwater diatomaceous earth with absolutely no additives or fillers.
Hundreds of Uses - Mother nature's best kept secret with hundreds of uses. We encourage you to explore the many benefits of food grade diatomaceous earth!
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9.9

Exceptional

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02
OnGuard

OnGuard Professional P-22-RTU, 3.78L Jug, Residual Spray Insect Killer, Ants, Carpet Beetles, Cockroaches, Crickets, Earwigs, Silverfish, Sowbugs, Spiders, Ticks, Fleas, Flies and Mosquitoes

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Main highlights

TRIGGER SPRAYER NOT INCLUDED
Spot and residual control against ants, cockroaches, spiders, dog ticks, flies, mosquitoes, and more.
READY TO USE: No mixing required.
It is good practice to rotate OnGuard P-22 and OnGuard Pro-Perm to prevent resistance.
Domestic purpose. Easy spot application. For indoor and outdoor use.
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9.8

Exceptional

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03
OnGuard

OnGuard Pro-Perm Insect Killer 3.78L | Bed Bug Spray | Fast Action, Residual (24/7), Non-Flammable, Water-Based Solution | 0.35% Permethrin | Ants, Bedbugs, Spiders, Cockroaches, Ticks, Fleas

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8.7 Simple to use

8.0 Attachment

8.0 worth the money
Main highlights

TRIGGER SPRAYER NOT INCLUDED. READY TO USE: No mixing required.
Provides long-lasting indoor and outdoor control against crawling and flying insects, including ants, bedbugs, brown dog ticks, clothes moths, cockroaches, crickets, earwigs, fleas, house flies and spiders for up to 60 days.
GOOD QUALITY: Made in Canada. Health Canada Pest Control Product Registration Number 32333
Controls aphids and whiteflies on indoor ornamental plants
COMPOSITION: Contains of 0.35% Permethrin and sodium benzoate at 0.1% as a preservative. Also contains D-Limonene and Lemongrass fragrance.
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9.7

Exceptional

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04
Terro

TERRO Ant Killer Liquid Baits T300CAN

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9.3 Simple to use

8.9 Sheerness

8.7 worth the money
Main highlights

Works Fast – You should see a significant decrease in the number of ants visiting the bait stations within just a few days
Use Throughout Your Home – Place stations near areas where you’ve seen ant activity including along baseboards, in corners, on counters, and more
Ready to Use – Place the bait stations, watch it attract ants, and eliminate the entire colony
Kills the Ants You See & the Ones You Don't – As worker ants discover the bait, they share it with the rest of the colony to eliminate them all
Attracts & Kills – Kills common household ants including acrobat, crazy, ghost, little black, odorous house, pavement, and other sweet-eating ants
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9.6

Exceptional

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Value for Money

05
COSCANA

Boric Acid Powder, 1 lb / 16 oz, 99.9% Pure Industrial Grade, Multi-Purpose, Household, Kitchen, Cleaner

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Main highlights

Versatile Use: Perfect for a wide range of applications, including cleaning tough stains, carpets, countertops, odor removal, home protection, and more.
User-Friendly: Easy-to-use and resealable packaging keeps the boric acid fresh. Always store in the original container for safety.
Commercial-Grade Strength: Industrial-strength boric acid, typically used in commercial settings, now available for home use.
>99.9% Purity: Ultra-pure, fine, anhydrous boric acid with a purity greater than 99.9%, ensuring maximum effectiveness.
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9.5

Excellent

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06
KNOCK DOWN

Knock Down - Diatomaceous Earth Insect Killer, Flea, Ant, Silverfish, Bed Bug Killer and Cockroach Killer Indoor and Outdoor Use, Food Grade Diatomaceous Earth Powder with Bait, 300g

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8.0 Simple to use

8.0 worth the money

8.0 Taste
Main highlights

SAFE FOR YOUR HOME: Made from food-grade freshwater diatomaceous earth (DE), this silverfish killer is safe for use around humans and pets. Our bed bug powder provides effective pest control without harsh chemicals, making it a natural choice for your home and garden.
MESS-FREE APPLICATION: The convenient shaker-top container makes it simple to apply the cockroach killer powder exactly where it’s needed. This odorless, non-staining insecticide powder won’t leave behind messy residues, making it a discreet solution for long-term pest control.
LONG-LASTING PROTECTION: Once applied, this powerful diatomaceous earth bed bug killer continues working long after initial use, forming a protective barrier against pests. Reapply in high-traffic areas as needed to maintain a pest-free environment indoors and outdoors.
INDOOR AND OUTDOOR USE: Designed for maximum flexibility, this diatomaceous earth food grade powder can be used both dry and wet, depending on the application. Use our cockroach powder inside your home to treat baseboards and carpets or apply it outdoors in gardens and patios.
FAST AND EFFECTIVE INSECT CONTROL: This natural diatomaceous earth insect killer works to eliminate bed bugs, fleas, ants, silverfish, cockroaches, and more. The dual-action diatomaceous earth powder dehydrates pests externally and damages their digestive systems internally for rapid results.
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9.4

Excellent

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07
Plant of Life

Boric Acid - 99.9% Pure Fine Powder | Multi-Purpose, Household, Kitchen, Cleaner | Industrial Grade Strength | 1 lb

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Main highlights

NATURALLY OCCURING: Boric Acid is naturally found in the environment, such as soils, water, and plants. Due to the strength of the powder, always read the label before use.
EASY TO USE: Simple and easy-to-use boric acid is intuitive for most uses. Resealable to lock in freshness after each use. Do not repackage and keep in original container.
COMMERCIAL / INDUSTRIAL GRADE: Pure, unadulterated strength of boric acid used in commercial applications is now available in home retail.
ALL PURPOSE: Multipurpose use includes cleaning stubborn stains, carpets, and shiny countertops, removing tough odors, home protection, and more.
>99.9% Pure: Greater than 99.9% purity of fine, powdered, anhydrous (without water) boric acid.
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9.3

Excellent

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08
Raid

Raid Ant, Roach and Earwig Insect Killer Spray, Kills Listed Bugs on Contact, For Indoor Use, 350g

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Main highlights

TRUSTED BRAND: Raid has been protecting families from bugs for over 60 years.
TREATS INDOOR INSECTS: Use for Ants, Cockroaches, Earwigs, Fleas, Spiders, Centipedes, Bed Bugs, Silverfish, and Crickets
REPEAT: When necessary retreat areas every 4 weeks to maintain control of indoor surfaces.
KILLS ON CONTACT: Kills ants, roaches, earwigs and more on contact and keeps killing with residual action. Leaves no lingering chemical odor. Each can is 350g
BUILD YOUR SYSTEM: Pair with a combination of Raid products to fight your toughest bug problems.
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9.2

Excellent

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09
Raid

Raid Max Silverfish and Centipede Insect Killer Spray, Kills Listed Bugs on Contact, For Indoor and Outdoor Use, 500g

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Main highlights

TRUSTED BRAND: Raid has been protecting families from bugs for over 60 years.
SAFER FORMULA: Raid Max Insect Killer has an insecticide that is derived from the chrysanthemum flower for a safer pest killer solution to protect your home that doesn't leave a lingering chemical odor.
MAXIMUM PROTECTION: Kills centipedes and silverfish on contact as well as other insects including, flies, mosquitoes, fleas, flying moths, gnats, spiders, bed bugs, sowbugs, carpet beetles, ants and wasps. Helps you work smarter, not harder, to fight bugs
INDOOR & OUTDOOR VERSATILITY: Perfect for kitchens, living rooms, garages, patios, doorways and other entry points where bugs gather.
BUILD YOUR SYSTEM: Try other Raid bug spray and insect killer products for all of your Insecticide needs to keep your environment pest free.
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8.9

Very Good

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10
Doktor Doom

Doktor Doom Pro Max Ant, Bed Bug, Roach & Crawling Insect Killer Spray, 1L

Free Shipping
Main highlights

Use Doktor Doom Pro Max To kill listed insects inside buildings and outdoors on exterior surfaces of buildings and attached porches, patios and decks; to control listed pests on indoor ornamental plants.
Please read the binder sheet before using it.
Please be aware of the restrictions on the label.
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8.7

Very Good

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