Products We Use | Four rivers vector c

MOSQUITO TREATMENT PRODUCTS

These products target mosquitoes in the water before the becoming biting adults.

Vectobac 12AS (Liquid Bti)

Active Ingredient: Bacillus thuringiensis israelensis (Bti) - a naturally occurring soil bacterium.
Use: Applied to standing water sources using manual backpack sprayers to control mosquito larvae.
Safety: Bti specifically targets mosquito larvae and does not harm people, pets, fish, or beneficial insects such as bees or dragonflies.
Label Link: View EPA-Approved Label for Vectobac 12AS

Vectobac G (Granular Bti)

Active Ingredient: Bacillus thuringiensis israelensis (Bti) - a naturally occurring soil bacterium.
Use: Applied to standing water sources. This product is ideal for hard to reach marshy areas, often applied using gas-powered backpack sprayers or helicopter.
Safety: Bti specifically targets mosquito larvae and does not harm people, pets, fish, or beneficial insects such as bees or dragonflies.
Label Link: View EPA-Approved Label for Vectobac G

This products targets adult mosquitoes in the evening hours when they are most active and pose the highest risk of biting and disease transmission.

Permasease 4-4

Active Ingredient: 4% Permethrin, 4% Piperonyl Butoxide (PBO)
Use: Applied using truck-mounted ULV (ultra-low volume) foggers to disperse a fine mist that controls flying adult mosquitoes over a wide area.
Effectiveness: Permethrin is a synthetic pyrethroid that quickly knocks down mosquitoes on contact, while PBO enhances its effectiveness by inhibiting the mosquito's ability to break down the insecticide.
Safety: Used at extremely low volumes that minimize exposure to people, pets, and wildlife. Permethrin breaks down quickly in sunlight and is approved for use in residential areas.
Label Link: View EPA-Approved Label for Permasease 4-4

We apply these products using calibrated equipment including:

Handheld and backpack sprayers for larviciding in smaller areas.
Maruyama gas-powered sprayers for marshes and dense brush/grass.
ULV foggers mounted on trucks for community-wide adulticiding.
Helicopter application for large or inaccessible marsh areas (spring and early summer only).