Fourstar Mosquito Larvicide BTI Briquets 150

  • $20.60

Mosquito Larvicide 2 pcs pack

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Ex Tax: $20.60

Availability: In Stock

Product Code: BC0003

Fourstar Mosquito Larvicide BTI Briquets 150

FourStar Briquets contain the proven active ingredients Bacillus sphaericus (Bsph) and Bachillus thuringiensis israelensis (BTI) combined with patent pending sustained release technology. 

FourStar® Bti Briquets are a highly selective microbial insecticide effective against mosquitoes in a variety of habitats for up to 150 days or more.

It releases effective levels of BTI to the water surface over time as the briquet dissolves.

Provide long term residual control of mosquito larvae

One briquets provide for up to 150 days of control

Reduce treatment frequency

Save on application and labour cost.

For use in fish and aquatic habitat

Quick, clean and simple to use


FourStar® Bti Briquets can be applied to areas that contain aquatic life, fish and plants.

FourStar® Bti Briquets can be applied to areas used by or in contact with humans, animals, horses, livestock, pets, birds or wildlife.

Apply FourStar® Bti Briquets to any water sites except treated, finished water reservoirs or drinking water receptacles.

More example: Flood water, roadside ditches, irrigation ditches, pastures, tidal water, salt marshes, catch basins, storm drains, storm water retention areas, detention ponds, lakes, golf course ponds, irrigation ponds, ornamental zoo ponds, abandoned swimming pools, ornamental ponds, fish ponds, water gardens, greenhouses, nurseries, tree holes, animal drinking troughs, standing water, water holding receptacles (old tires, urns, flower pots, cans and other containers), manmade and natural sites where mosquitoes may develop.


For control of mosquito larvae, place one briquet in sites up to 100 square feet of surface area.

For large sites, apply one additional briquet for each additional 100 square feet of water surface, regardless of water depth.

When mosquito populations are high, water is heavily polluted, and/or algae are abundant, double the above application rate.



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