We Are Face Several Problems With Birds/Pigeons In Our Places Like Industries, Food Manufacturing Companies, Factory. Our Team Experts Are Specialized In Manufacturing Nets & Installing Staffs. If Installed Correctly, Bird Spikes Will Prevent Larger Birds From Being Able To Land Anywhere On Or Around Your Business (Or The Specific Problem Areas). ... It's Important To Note That Some Smaller Species Of Birds Such As Starlings And Sparrows Will Not Be Permanently Deterred If You Use Bird Spikes Alone