Duraflo 60PRO117BL Roof Vent, 18.18 in OAW, 117 sq-in Net Free Ventilating Area, Polypropylene, Black Safety Equipment The lightweight yet durable cover

The lightweight yet durable cover easily slips on

These dried insect larvae are an excellent source of protein and calcium

It increases the screw's drawing strength and reduces the friction on the screw shank that lowers the driving torque

and finished with an attractive Italian-styled drop clasp

4629) -5 degree hook angle

Duraflo 60PRO117BL Roof Vent, 18.18 in OAW, 117 sq-in Net Free Ventilating Area, Polypropylene, Black Safety Equipment The lightweight yet durable coverThe PROTurbo combines the field tested benefits of the patented WeatherPRO internal baffle system with multi stage, high volume, airflow for superior attic ventilation.