Brand Name Tri-Die

Tri-Die Silica & Pyrethrum Dust is a naturally derived botanical insecticide dust that provides a quick contact kill combined with a long residual.

Long Description


Cockroach or other Insect infestations in sanitary sewers may be treated with approximately 6 oz. of Tri-Die per Manhole. When treating sewers, one manhole per200 ft of line should be treated. Apply product to sides of manhole and other surfaces with hand or power duster. Treatments may also be made by removing the manhole cover and replacing with a disc of plywood bored to receive the usual flexible hose from portable or truck-mounted ventilating equipment, 6 oz of Tri-Die is introduced into the ventilating air to be dispersed quickly and thoroughly through the system.

Target Pest

Ants, Bed Bugs, Bees, Booklice, Boxelder Bugs, Carpet Beetles, Carpenter Ants, Centipedes, Clover Mites, Cluster Flies, Crickets, Cockroaches, Drywood Termites, Earwigs, Elm Leaf Beetles, Firebrats, Fleas, Ground Beetles, Lice, Millipedes, Pillbugs, Scorpions, Silverfish, Sowbugs, Spiders, Stored Product Pests, Powder Post Beetles, Ticks and Wasps

For Use In

Apartments, Campgrounds, Food Processing Plants, Food Storage Areas, Homes, Hospitals, Hotels, Institutions, Meat and Poultry P processing Plants, Motels, Nursing Homes, Office Buildings, Resorts, Restaurants and other Food Handling Establishments, Schools*, Supermarkets, Transportation Equipment (Buses , Boats, Ships, Trains, Trucks, Planes**), Utilities, Warehouses and other Commercial and Industrial Buildings * Do not apply to classrooms when I use. *Do not use in air craft cabin.

Application Equipment


Application Methods

Crack & Crevice, Spot Treatment

Active Ingredients Pyrethrins, a botanical insecticide 1.0% Piperonyl Butoxide, Technical 10.0% Amorphous Silica 40.0%
Chemical Type Inorganic
Formulation Dust
Shelf Life Tri-Die Dust can remain effective for 3 years in storage when kept in a cool, dry place. Store away from food and pet food.
weight 6.11 lbs
EPA Registration number 499-429
Manufacturer BASF

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