The Pop Vent Model PV-14-C1 is a 14 in. Dia roof vent with a 1 in. collar height and an 19 in. x 19 in. sq. flange. This vent will remove moisture from the attic in the winter and heat in the summer to extend the life of the roof and building structure. The Pop Vent roof louver product line has a manufactured one piece spun aluminum cap that is leak proof and corrosion resistant.It's designed for superior exhausting performance. The Pop Vent roof louver models have a built-in inner vertical louver cylinder to keep out birds， insects and animals that can clog the vent. The inner vertical louvers allow air to exhaust without resistance. Its round aerodynamic design can with stand harsh weather and wind forces up to 200 MPH. The Pop Vent roof louver product line has proven to be the recommended choice for exhausting attic spaces.
Excellent choice to removing radiant heat from attic spaces
Helps to keep insulation dry in the winter
Mill finish aluminum will continually have a long lasting clean appearance
Ventilation rule 1:300， application per sq. ft.: 600
Net free air space: 144 sq. in.
Pitch capacity range: 3/12 to 12/12
1 in. clearance between bottom of vent cap and flange
Inner cylinder louver design does not allow accumulation of particle build up as found in using an insect screen
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