pigeon anti-nesting and bird prevention metal spike strip on rooftop. white window blind

abstract angle architecture background balcony balustrade bird black blocking blue clouds concept concrete conditioner curved design detail exterior facade guard landing living low mesh mounted net ownership pigeons plastic prevent prevention rail shadow sky steel summer urban view vinyl wall white window pigeon anti-nesting metal sstrip spikesstrip spike strip rooftop wind blind blinde louds rooftop blind balcony background concept spike strip nesting pigeon guard railing shade shutter shadow needle nail strip stripe vent stucco facade elevation building summer