Master Flow Roof Louver RT65 - 60 Sq In (Pack of 10) Color:Black The shock-absorbing feature ensures that

The shock-absorbing feature ensures that the force of a fall is evenly distributed

They would recommend it to others who are looking for a reliable product to secure shingles on a variety of roofs

and is soft to the touch

Then when cold weather rolls around

Will not split

Master Flow Roof Louver RT65 - 60 Sq In (Pack of 10) Color:Black The shock-absorbing feature ensures thatThe GAF Master Flow Resin Square Top Roof Vent is designed for attic ventilation. The fully enclosed hood deters rodent and insect infiltration and leaf and pine needle clogging. The resin square top roof louver is an excellent choice against weather infiltration. Each vent offers a full 60 sq. in. of Net Free Ventilating Area (NFA). Browse Other GAF Roof Louvers Master Flow Roof Louver Aluminum Slant Back With Filter The GAF Master Flow Aluminum