Updated: 26 Apr 2025

10 Best boric acid powder dusters of 2025

Updated: 26 Apr 2025

#1

Best Choice

PatchJoy Powder Duster | Diatomaceous Earth Duster | 6 Nozzles for Universal Application of Insecticide Dust

9.6

PatchJoy

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Main highlights

OVERSIZE BELLOWS generate a smooth powder cloud of diatomaceous earth powder, boric acid dust, or any other insecticide dust you prefer.

NEW 2020 - Efficient and Effective Hand Duster for diatomaceous earth w/ IMPROVEMENTS from the generic bulb duster and bulbous duster used for pesticide powder dusting.

FIVE CHANGEABLE NOZZLES (round, angel and fanjet nozzles) for universal applications INCLUDING a 12in EXTENSION tube (flexible)
#2

Best Value

Ecoxall - Fine Powder Boric Acid Powder 99.9% Pure Anhydrous 1 lb. Bag

9.5

Ecoxall Chemicals

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Main highlights

USA Sourced and Manufactured: Produced in Howell, MI

Fine Powder: Our resealable 1 pound bags are perfect for storing Boric Acid Powder in a safe and secure way

Boric Acid: Pure Boric Acid Powder is also know as hydrogen borate, it can be used as a naturally occurring all purpose cleaner.
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#3

Harris Diatomaceous Earth Powder Duster with 6 Inch Extension Nozzle for Indoor and Outdoor Use

9.4

HARRIS

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Main highlights

Use in Multiple Settings - Perfect for household use in residences and apartments or outdoors on plants and garden

Light Dusting - Spreads diatomaceous earth evenly and efficiently on flat surfaces

Great for Tight Spaces - Places powder in difficult to reach areas such as cracks and crevices, saving you time and effort
#4

Aspectek Safe and Practical Insect and Ant Killer Powder Duster

9.3

Aspectek

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Main highlights

SAFELY DISPENSE POWDER PESTICIDES OR BAITS: Used to dispense diatomaceous earth or other types of dust pesticides and baits safely

PRECISE APPLICATOR: Designed for accessing those hard to reach areas, such as narrow spaces behind furniture or under leaves. Diatomaceous Earth is effective against bed bugs, fleas, and more

IMPROVED DUSTER SHAPE: Improved shape holds more diatomaceous earth or other pesticides and baits and includes finger indents to allow for better grip and easy release of powder
#5

Diatomaceous Earth Food Grade Bulb Duster, Powder Duster, Powder Dispenser, Home Powder Applicator, Puffer Sprayer for Multi Purpose Indoor and Outdoor Use

9.2

TRIWISH

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Main highlights

Wide Range of Usages: Use in a wide variety of settings both indoor and outdoor, including cake decorating. Especially for fine spraying

Special Design: The container of bulb duster designed to be separated from the air bulb, air turbulence makes the dust mix evenly, reducing the possibility of clogs. The pipe of bulbous duster distributes the powder evenly, easily and efficiently, a relatively stable stream of powder at different pointing angles. Screw top lid and funnel for easy filling and end cap to prevent powder leakage

Quality Material: Thick and sturdy rubber bulb, yet easy to compress, aerosol very quickly without too much pressure. High hardness clear glass of powder sprayer makes it easy to see the amount of powder in the container
#6

Powder Duster, Powder Nozzle Hand Duster, Powder Applicator with Long Copper Tubing, and Garden Applicator for Indoor and Outdoor Multipurpose

8.9

Business King

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Main highlights

Transparent Silicone Ball: This powder garden duster features a white transparent silicone ball, providing you with the ability to monitor the remaining amount of powder and prevent any accidental shortages during use.

Silicone Ball: The ball of this upgraded powder nozzle hand applicator is made of silicone material, ensuring no worries about breakage or deformation during long-term use.

Precise Powder Dispersion: This garden duster features a special design that enables rapid, accurate, and uniform distribution of powder.
#7

Qualirey Diatomaceous Earth Powder Duster, Garden Powder Applicator Dispenser with Long Metal Tube, Bulb Duster Sprayer Insect Duster for Home Powder for Organic Gardening Agricultural Supply (1 Pack)

8.8

Qualirey

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Main highlights

Smooth Upward Powder Discharge: our diatomaceous earth powder duster is equipped with a silicone hose to the bottom of the bulb at the bottom of the metal spray gun, which can solve the problem that other products can't discharge powder upward, and make the crevice in the high place reachable, these designs make the powder discharging effect smoother, and it's more convenient for daily use; Note: Please be careful not to spray powder vertically downward, as it may cause clogging

Quality Material: the bulb and funnel of this sprayer are made of high grade rubber, which is durable and anti corrosion, easy to fold, does not take up space, and is convenient for storage; The long nozzle spray gun is made of aluminum and brass, which is not easy to rust and corrode, and can keep the powder out of the tube smoothly, not easy to clog the nozzle; The diatomaceous earth duster is made of quality materials and is suitable for long term use in gardens, farms and other fields

Easy to Use: use our diatomaceous earth duster to easily spray diatomaceous earth powder and avoid the mess of hand dusting for all your gardening and pest control needs; Each bulb duster has a quality silicone bulb reservoir and an extra long brass spray gun for spreading powder into corners and other hard to reach areas; It also includes an easy to use collapsible funnel that can easily refilled between uses without spilling powder, It is very convenient to use
#8

Diatomaceous Earth Applicator Garden Puffer Duster Powder Duster（Comprises a Shovel, a Hopper and a Powder Sprayer）

8.7

dadaozhijian

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Main highlights

It can spray diatomite evenly and effectively, especially suitable for fine powder

Fine for confined space, cabinets or crevice

Each powder sprayer will be equipped with a stainless steel filling spoon and a funnel, which can be easily filled with diatomite without leakage
#9

Germa Boric Acid Powder German 4 Ounce

8.6

Germa

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Main highlights

This Product is Manufactured in United States

Easy to use

Best Beauty product
#10

Nova Nutritions Boric Acid Vaginal Suppositories - 100% Pure Made in USA - USP Medical Grade Fine Powder, Easy Dissolve, Third Party Tested - 60 Count

8.5

Nova Nutritions

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Main highlights

Supports a Healthy pH Blanace*

Supports Vaginal pH Balance, Odor Control*

Made with High Quality USP Grade Boric Acid