Kieselgur Spray is a sprayable kieselguhr (diatomaceous earth) combats reliably and sustainably the red and black bird mite and all other crawling insects. Diatomaceous earth is a naturally occurring substance that is absolutely environmentally friendly and can be sprayed in the house, garden and barn. The unique spray form it is dust-free to use and even in corners, niches are difficult to reach, applied to perches and Feeders. Insects that are resistant to chemical preparations, can be fought more effectively and sustainably without restrictions. Mitex BioSpray is completely environmentally friendly, but highly effective against pests.