38 710 mm 2 of net free ventilating area nfa per vent.
Slantback roof vents.
Suitable for up to 12 12 roof pitch.
Three louver design provides excellent air flow.
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Roof louvers are a type of attic exhaust vent that make up half of a balanced attic ventilation system for each roof.
Ventsure metal slant back roof vents have louvers to direct exhausted air upward helping prevent shingle discoloration and offering excellent weather protection.
Slant back design is an excellent choice to help protect against weather infiltration especially in steep slope applications 20 more ventilating capacity a full 60 sq.
Intake vents make up the other half of.
Aluminum and galvanized steel construction.
Durable ultraviolet inhibited polypropylene plastic construction to help resist corrosion cracking and discoloration.
Find slant back roof vents accessories at lowe s today.