Vetafarm Avian Insect Liquidator Concentrate 500mlVetafarm Avian Insect Liquidator Concentrate which is a residual insecticide and insect growth regulator concentrate. For the control of lice in ornamental cage birds and their environs as per the directions for use. Size: 500ml Directions for use: For use with ornamental caged birds including parrots, finches, and canaries. Cages, aviaries, perches, and nest boxes should also be sprayed thoroughly with the diluted product. Controls bird lice (order