Kozy Kollar Pv-3 3 Roof Flashing

Works on a variety of shingles and roof types, including metal roofs
Forms a weather tight seal on all 4 sides
You no longer have to risk your life climbing on a roof to install a roof
Limited warranty does not cover product failure caused by improper installation, application over deteriorated or improperly installed roof shingles or exposure to chemicals or environmental pollutants