b'Choose From The IndustrysMost Comprehensive Line Of Ridge Vents!5 Styles To Choose From! (Only available in the U.S.) (Only available in the U.S.)Product Name Cobra Exhaust Vent Cobra RidgeRunner Cobra Rigid Vent 3 Cobra Snow Country Cobra Snow Country Advancedfor Roof Ridge Exhaust Vent for Roof Ridge Exhaust Vent for Roof Ridge Exhaust Vent for Roof Ridge Exhaust Vent for Roof RidgeDescription & Availability Roll-style vent, Rigid roll-style vent, Premium rigid-style vent, Rigid-style vent, available Premium rigid-style vent,available in all climates available in all climates available in warmer climates in colder climates available in colder climatesNet Free Ventilating 16.9 in 2(109 cm 2 ) 12.5 in 2 18.0 in 2 18.0 in 2 18.0 in 2Area (NFVA) (hand nail version) (81 cm 2 ) (116 cm 2 ) (116 cm 2 ) (116 cm 2 )14.1 in 2(91 cm 2 )(nail gun version)Width(s) Available 8" (203 mm) & 11.5" (292 mm) 9" (229 mm) & 11.5" (292 mm) 9" (229 mm) &10.5" (267 mm); 11.5" (292 mm) 11.5" (292 mm)11.75 (299 mm) metricNail-Gunable Yes(nail gun version) Yes No No NoLength 20\' (6.1 m) & 20\' roll 4\' sticks 4\' sticks4\' sticks50\' (15.24 m) rolls (6.1 m) (1.21 m) (1.21 m) (1.21 m)Nails Included? Yes Yes Yes No YesHand Tearable? No Yes Yes Yes YesWeather Filter? N/A Yes No Yes YesSpecialty Ventilation Solutions.HIPVENTExhaust Vent for Hip RoofsSafe and effective attic exhaust ventilationProvides critical intake ventilation for homes for roofs with little or no ridge with little or no soffitsHIPVENTFilter helps Eliminates time consuming/expensiveUnique Dual-Weather Fighterresists all types of weather infiltration* alterations at the soffit Fully nail-gunable with included coil nails Fully nail-gunable with included coil nails Size: 4\' x 11.5" (1.21 m x 292.1 mm) Helps resist wind-driven rain, snow,HIPVENTand ice-dam infiltration*NFA:9 in 2per lineal foot (58 cm 2 /lm) State of Florida approved Size: 20\' x 11" (6.1 m x 279 mm) Evaluated by Texas Department 2per lineal foot (58 cm 2 /lm)NFA:9 inof Insurance State of Florida approved UL ER15072-01Evaluated by Texas Department of InsuranceDual Weather FighterFilter UL ER15072-01*Under controlled GAF laboratory testing41'