The continuous spiral stainless steel flexible coil is attached to a strip of stainless steel. Under load, the individual turns to the side and turn stand up again. These spirals prevent efficiently the landing and nesting of birds.This system is as injury-free pigeon control measure for humans and animals, is maintenance free and easy to install by bolting.Specifications:Strip and wire material: stainless steel 1.4301Covering width: 110mm - 150mmDiameter: 110mmWire thickness: 1.5mmSpacing of turns: 35mmStrip length: 50cmStrip width: 2cmStrip thickness: 0.8mmApplication: This stainless steel spiral pigeon control is widely used in schools, kindergartens, nursing homes, and hospitals, for protecting the following place: cornice, shutters, beams, dormer, window canopy, window sill, balcony, box blinds, and canopies.